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112031253520 = 2452161648029
BaseRepresentation
bin110100001010110010…
…1010100010000010000
3101201011122120100100221
41220111211110100100
53313420000103040
6123244430322424
711044144641244
oct1502545242020
9351148510327
10112031253520
114356a7a3a2a
1219867059414
13a745297974
1455cac96424
152daa5d074a
hex1a15954410

112031253520 has 40 divisors (see below), whose sum is σ = 260593599960. Its totient is φ = 44791695360.

The previous prime is 112031253463. The next prime is 112031253577. The reversal of 112031253520 is 25352130211.

It is an interprime number because it is at equal distance from previous prime (112031253463) and next prime (112031253577).

It can be written as a sum of positive squares in 4 ways, for example, as 54975243024 + 57056010496 = 234468^2 + 238864^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151135 + ... + 496894.

It is an arithmetic number, because the mean of its divisors is an integer number (6514839999).

Almost surely, 2112031253520 is an apocalyptic number.

112031253520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112031253520 is an abundant number, since it is smaller than the sum of its proper divisors (148562346440).

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

112031253520 is a wasteful number, since it uses less digits than its factorization.

112031253520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650203 (or 650197 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 112031253520 its reverse (25352130211), we get a palindrome (137383383731).

The spelling of 112031253520 in words is "one hundred twelve billion, thirty-one million, two hundred fifty-three thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2161 4322 8644 10805 17288 21610 34576 43220 86440 172880 648029 1296058 2592116 3240145 5184232 6480290 10368464 12960580 25921160 51842320 1400390669 2800781338 5601562676 7001953345 11203125352 14003906690 22406250704 28007813380 56015626760 112031253520