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113110031320 = 235111319774481
BaseRepresentation
bin110100101010111100…
…0100001101111011000
3101210221211110221022021
41221111320201233120
53323122132000240
6123543444304224
711112654255106
oct1512570415730
9353854427267
10113110031320
1143a73733730
1219b083a2074
13a887927b20
14569026cc76
152e2017354a
hex1a55e21bd8

113110031320 has 64 divisors (see below), whose sum is σ = 298990167840. Its totient is φ = 37967001600.

The previous prime is 113110031269. The next prime is 113110031351. The reversal of 113110031320 is 23130011311.

It is a super-2 number, since 2×1131100313202 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113110031294 and 113110031303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9881521 + ... + 9892960.

Almost surely, 2113110031320 is an apocalyptic number.

113110031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113110031320 is an abundant number, since it is smaller than the sum of its proper divisors (185880136520).

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

113110031320 is a wasteful number, since it uses less digits than its factorization.

113110031320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19774516 (or 19774512 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 113110031320 its reverse (23130011311), we get a palindrome (136240042631).

The spelling of 113110031320 in words is "one hundred thirteen billion, one hundred ten million, thirty-one thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 11 13 20 22 26 40 44 52 55 65 88 104 110 130 143 220 260 286 440 520 572 715 1144 1430 2860 5720 19774481 39548962 79097924 98872405 158195848 197744810 217519291 257068253 395489620 435038582 514136506 790979240 870077164 1028273012 1087596455 1285341265 1740154328 2056546024 2175192910 2570682530 2827750783 4350385820 5141365060 5655501566 8700771640 10282730120 11311003132 14138753915 22622006264 28277507830 56555015660 113110031320