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12093500157 = 34031166719
BaseRepresentation
bin10110100001101010…
…00010101011111101
31011012211001110110020
423100311002223331
5144231414001112
65320005402353
7605455024644
oct132065025375
934184043406
1012093500157
115146513732
1224161093b9
1311a964096b
1482a1da35b
154aba8e48c
hex2d0d42afd

12093500157 has 4 divisors (see below), whose sum is σ = 16124666880. Its totient is φ = 8062333436.

The previous prime is 12093500131. The next prime is 12093500189. The reversal of 12093500157 is 75100539021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12093500157 - 26 = 12093500093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12093505157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2015583357 + ... + 2015583362.

It is an arithmetic number, because the mean of its divisors is an integer number (4031166720).

Almost surely, 212093500157 is an apocalyptic number.

It is an amenable number.

12093500157 is a deficient number, since it is larger than the sum of its proper divisors (4031166723).

12093500157 is an equidigital number, since it uses as much as digits as its factorization.

12093500157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031166722.

The product of its (nonzero) digits is 9450, while the sum is 33.

The spelling of 12093500157 in words is "twelve billion, ninety-three million, five hundred thousand, one hundred fifty-seven".

Divisors: 1 3 4031166719 12093500157