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112142052108 = 223223135437261
BaseRepresentation
bin110100001110000101…
…1111110101100001100
3101201110101001111110100
41220130023332230030
53314131331131413
6123303425211100
711046661500222
oct1503413765414
9351411044410
10112142052108
11436172a0609
1219898190a90
13a76221c668
1455db898b12
152db51b9a73
hex1a1c2feb0c

112142052108 has 36 divisors (see below), whose sum is σ = 295794980208. Its totient is φ = 35755436640.

The previous prime is 112142052107. The next prime is 112142052163. The reversal of 112142052108 is 801250241211.

112142052108 is a `hidden beast` number, since 1 + 1 + 21 + 420 + 5 + 210 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (112142052107) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 67717803 + ... + 67719458.

It is an arithmetic number, because the mean of its divisors is an integer number (8216527228).

Almost surely, 2112142052108 is an apocalyptic number.

112142052108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

112142052108 is an abundant number, since it is smaller than the sum of its proper divisors (183652928100).

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

112142052108 is a wasteful number, since it uses less digits than its factorization.

112142052108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135437294 (or 135437289 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

Adding to 112142052108 its reverse (801250241211), we get a palindrome (913392293319).

The spelling of 112142052108 in words is "one hundred twelve billion, one hundred forty-two million, fifty-two thousand, one hundred eight".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 135437261 270874522 406311783 541749044 812623566 1218935349 1625247132 2437870698 3115057003 4875741396 6230114006 9345171009 12460228012 18690342018 28035513027 37380684036 56071026054 112142052108