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45031131241464 = 23323295353076211
BaseRepresentation
bin10100011110100101000001…
…00101001101101111111000
312220102221012221222001122210
422033102200211031233320
521400242224044211324
6235435003251215120
712325251261016614
oct1217224045155770
9186387187861583
1045031131241464
1113391660699065
1250734028a74a0
131c185571c2864
14b1973861c344
1553156a51ed29
hex28f4a094dbf8

45031131241464 has 128 divisors (see below), whose sum is σ = 123816187353600. Its totient is φ = 13601097269760.

The previous prime is 45031131241463. The next prime is 45031131241573. The reversal of 45031131241464 is 46414213113054.

45031131241464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×450311312414643 (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45031131241463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25689682 + ... + 27386529.

It is an arithmetic number, because the mean of its divisors is an integer number (967313963700).

Almost surely, 245031131241464 is an apocalyptic number.

It is an amenable number.

45031131241464 is an abundant number, since it is smaller than the sum of its proper divisors (78785056112136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45031131241464 is a wasteful number, since it uses less digits than its factorization.

45031131241464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53076325 (or 53076321 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 45031131241464 in words is "forty-five trillion, thirty-one billion, one hundred thirty-one million, two hundred forty-one thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 23 24 29 46 53 58 69 87 92 106 116 138 159 174 184 212 232 276 318 348 424 552 636 667 696 1219 1272 1334 1537 2001 2438 2668 3074 3657 4002 4611 4876 5336 6148 7314 8004 9222 9752 12296 14628 16008 18444 29256 35351 36888 70702 106053 141404 212106 282808 424212 848424 53076211 106152422 159228633 212304844 318457266 424609688 636914532 1220752853 1273829064 1539210119 2441505706 2813039183 3078420238 3662258559 4617630357 4883011412 5626078366 6156840476 7324517118 8439117549 9235260714 9766022824 11252156732 12313680952 14649034236 16878235098 18470521428 22504313464 29298068472 33756470196 35401832737 36941042856 64699901209 67512940392 70803665474 81578136307 106205498211 129399802418 141607330948 163156272614 194099703627 212410996422 244734408921 258799604836 283214661896 326312545228 388199407254 424821992844 489468817842 517599209672 652625090456 776398814508 849643985688 978937635684 1552797629016 1876297135061 1957875271368 3752594270122 5628891405183 7505188540244 11257782810366 15010377080488 22515565620732 45031131241464