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26313243348 = 22371737694889
BaseRepresentation
bin11000100000011001…
…000011101011010100
32111220211000021000110
4120200121003223110
5412342142241343
620031012043020
71621031610120
oct304031035324
974824007013
1026313243348
111018315a207
125124303470
13263462a3a2
1413b8954580
15a4012b833
hex620643ad4

26313243348 has 96 divisors (see below), whose sum is σ = 74331129600. Its totient is φ = 7072505856.

The previous prime is 26313243347. The next prime is 26313243353. The reversal of 26313243348 is 84334231362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26313243347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5379688 + ... + 5384576.

It is an arithmetic number, because the mean of its divisors is an integer number (774282600).

Almost surely, 226313243348 is an apocalyptic number.

26313243348 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26313243348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37165564800).

26313243348 is an abundant number, since it is smaller than the sum of its proper divisors (48017886252).

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

26313243348 is a wasteful number, since it uses less digits than its factorization.

26313243348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8689 (or 8687 counting only the distinct ones).

The product of its digits is 248832, while the sum is 39.

The spelling of 26313243348 in words is "twenty-six billion, three hundred thirteen million, two hundred forty-three thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 357 476 714 1428 3769 4889 7538 9778 11307 14667 15076 19556 22614 26383 29334 34223 45228 52766 58668 64073 68446 79149 83113 102669 105532 128146 136892 158298 166226 192219 205338 249339 256292 316596 332452 384438 410676 448511 498678 581791 768876 897022 997356 1163582 1345533 1745373 1794044 2327164 2691066 3490746 5382132 6981492 18426641 36853282 55279923 73706564 110559846 128986487 221119692 257972974 313252897 386959461 515945948 626505794 773918922 939758691 1253011588 1547837844 1879517382 2192770279 3759034764 4385540558 6578310837 8771081116 13156621674 26313243348