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112310123009 = 7109239961357
BaseRepresentation
bin110100010011000110…
…1000111101000000001
3101201220002022101101112
41220212031013220001
53320002342414014
6123332231413105
711054102202650
oct1504615075001
9351802271345
10112310123009
11436a3155787
1219924524195
13a78aca78b6
145615d29197
152dc4d1873e
hex1a26347a01

112310123009 has 16 divisors (see below), whose sum is σ = 129588096000. Its totient is φ = 95341333824.

The previous prime is 112310122997. The next prime is 112310123077. The reversal of 112310123009 is 900321013211.

It is not a de Polignac number, because 112310123009 - 220 = 112309074433 is a prime.

It is a super-2 number, since 2×1123101230092 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112310123209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1799759 + ... + 1861115.

It is an arithmetic number, because the mean of its divisors is an integer number (8099256000).

Almost surely, 2112310123009 is an apocalyptic number.

It is an amenable number.

112310123009 is a deficient number, since it is larger than the sum of its proper divisors (17277972991).

112310123009 is a wasteful number, since it uses less digits than its factorization.

112310123009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63872.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 112310123009 in words is "one hundred twelve billion, three hundred ten million, one hundred twenty-three thousand, nine".

Divisors: 1 7 109 763 2399 16793 61357 261491 429499 1830437 6687913 46815391 147195443 1030368101 16044303287 112310123009