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12115161106 = 232299187547
BaseRepresentation
bin10110100100001111…
…01011000000010010
31011021022210221200121
423102013223000102
5144302440123411
65322101540454
7606140112256
oct132207530022
934238727617
1012115161106
115157768944
12242141472a
1311b0c860a9
1482d038266
154ad91c571
hex2d21eb012

12115161106 has 8 divisors (see below), whose sum is σ = 18173401200. Its totient is φ = 6057360708.

The previous prime is 12115161089. The next prime is 12115161137. The reversal of 12115161106 is 60116151121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29176 + ... + 158371.

It is an arithmetic number, because the mean of its divisors is an integer number (2271675150).

Almost surely, 212115161106 is an apocalyptic number.

12115161106 is a deficient number, since it is larger than the sum of its proper divisors (6058240094).

12115161106 is a wasteful number, since it uses less digits than its factorization.

12115161106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219848.

The product of its (nonzero) digits is 360, while the sum is 25.

The spelling of 12115161106 in words is "twelve billion, one hundred fifteen million, one hundred sixty-one thousand, one hundred six".

Divisors: 1 2 32299 64598 187547 375094 6057580553 12115161106