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13023509616100 = 225250927092
BaseRepresentation
bin1011110110000100010110…
…1010100001010111100100
31201010000221202222202201201
42331201011222201113210
53201334121430203400
643410530121132244
72512626465135244
oct275410552412744
951100852882651
1013023509616100
11417126a724295
12156406302a084
1373615b4b8569
143304ac48db24
15178b885ae06a
hexbd845aa15e4

13023509616100 has 81 divisors (see below), whose sum is σ = 28356642758577. Its totient is φ = 5191836159360.

The previous prime is 13023509616083. The next prime is 13023509616109. The reversal of 13023509616100 is 161690532031.

It is a happy number.

The square root of 13023509616100 is 3608810.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 9225033351076 + 3798476265024 = 3037274^2 + 1948968^2 .

It is a super-3 number, since 3×130235096161003 (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13023509616100.

It is not an unprimeable number, because it can be changed into a prime (13023509616109) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 18368842546 + ... + 18368843254.

Almost surely, 213023509616100 is an apocalyptic number.

13023509616100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13023509616100 is the 3608810-th square number.

It is an amenable number.

13023509616100 is an abundant number, since it is smaller than the sum of its proper divisors (15333133142477).

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

13023509616100 is an frugal number, since it uses more digits than its factorization.

13023509616100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450 (or 1225 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The spelling of 13023509616100 in words is "thirteen trillion, twenty-three billion, five hundred nine million, six hundred sixteen thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 509 709 1018 1418 2036 2545 2836 3545 5090 7090 10180 12725 14180 17725 25450 35450 50900 70900 259081 360881 502681 518162 721762 1005362 1036324 1295405 1443524 1804405 2010724 2513405 2590810 3608810 5026810 5181620 6477025 7217620 9022025 10053620 12567025 12954050 18044050 25134050 25908100 36088100 50268100 183688429 255864629 367376858 511729258 734753716 918442145 1023458516 1279323145 1836884290 2558646290 3673768580 4592210725 5117292580 6396615725 9184421450 12793231450 18368842900 25586462900 130235096161 260470192322 520940384644 651175480805 1302350961610 2604701923220 3255877404025 6511754808050 13023509616100