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112180158612 = 22323116115517
BaseRepresentation
bin110100001111001110…
…1010110000010010100
3101201120000202111202100
41220132131112002110
53314221110033422
6123311310042100
711050633421004
oct1503635260224
9351500674670
10112180158612
1143636858595
12198a8aa9330
13a76a0a23a2
145602978004
152db86e57ac
hex1a1e756094

112180158612 has 18 divisors (see below), whose sum is σ = 283566512138. Its totient is φ = 37393386192.

The previous prime is 112180158581. The next prime is 112180158613. The reversal of 112180158612 is 216851081211.

112180158612 is a `hidden beast` number, since 1 + 1 + 21 + 8 + 0 + 15 + 8 + 612 = 666.

It can be written as a sum of positive squares in only one way, i.e., 109459075716 + 2721082896 = 330846^2 + 52164^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 3116115517 = 112180158612 / (1 + 1 + 2 + 1 + 8 + 0 + 1 + 5 + 8 + 6 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112180158613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1558057723 + ... + 1558057794.

Almost surely, 2112180158612 is an apocalyptic number.

112180158612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112180158612 is an abundant number, since it is smaller than the sum of its proper divisors (171386353526).

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

112180158612 is a wasteful number, since it uses less digits than its factorization.

112180158612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116115527 (or 3116115522 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 36.

The spelling of 112180158612 in words is "one hundred twelve billion, one hundred eighty million, one hundred fifty-eight thousand, six hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 3116115517 6232231034 9348346551 12464462068 18696693102 28045039653 37393386204 56090079306 112180158612