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13124142403100 = 2252712278143043
BaseRepresentation
bin1011111011111011001111…
…0110001000111000011100
31201110122201001100000112222
42332332303312020320130
53210011220423344400
643525051531044512
72523121324536641
oct276766366107034
951418631300488
1013124142403100
1141aaa10271653
12157b6688a0738
137427a8133281
143352d758ddc8
1517b5c8141185
hexbefb3d88e1c

13124142403100 has 72 divisors (see below), whose sum is σ = 29007737635968. Its totient is φ = 5152916977600.

The previous prime is 13124142403087. The next prime is 13124142403147. The reversal of 13124142403100 is 130424142131.

It is a super-2 number, since 2×131241424031002 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13124142403100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2459822 + ... + 5683221.

It is an arithmetic number, because the mean of its divisors is an integer number (402885244944).

Almost surely, 213124142403100 is an apocalyptic number.

13124142403100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13124142403100 is an abundant number, since it is smaller than the sum of its proper divisors (15883595232868).

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

13124142403100 is a wasteful number, since it uses less digits than its factorization.

13124142403100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8143355 (or 8143348 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 13124142403100 its reverse (130424142131), we get a palindrome (13254566545231).

The spelling of 13124142403100 in words is "thirteen trillion, one hundred twenty-four billion, one hundred forty-two million, four hundred three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 71 100 142 227 284 355 454 710 908 1135 1420 1775 2270 3550 4540 5675 7100 11350 16117 22700 32234 64468 80585 161170 322340 402925 805850 1611700 8143043 16286086 32572172 40715215 81430430 162860860 203576075 407152150 578156053 814304300 1156312106 1848470761 2312624212 2890780265 3696941522 5781560530 7393883044 9242353805 11563121060 14453901325 18484707610 28907802650 36969415220 46211769025 57815605300 92423538050 131241424031 184847076100 262482848062 524965696124 656207120155 1312414240310 2624828480620 3281035600775 6562071201550 13124142403100