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12982015122 = 232163669187
BaseRepresentation
bin11000001011100100…
…11101010010010010
31020111201221200211220
430011302131102102
5203041343440442
65544105345510
7636464210406
oct140562352222
936451850756
1012982015122
11556201111a
122623798296
1312bb74586b
148b2207106
1550ea9ceec
hex305c9d492

12982015122 has 8 divisors (see below), whose sum is σ = 25964030256. Its totient is φ = 4327338372.

The previous prime is 12982015121. The next prime is 12982015139. The reversal of 12982015122 is 22151028921.

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

12982015122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12982015121) 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, 1081834588 + ... + 1081834599.

It is an arithmetic number, because the mean of its divisors is an integer number (3245503782).

Almost surely, 212982015122 is an apocalyptic number.

12982015122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12982015122 is a wasteful number, since it uses less digits than its factorization.

12982015122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2163669192.

The product of its (nonzero) digits is 5760, while the sum is 33.

The spelling of 12982015122 in words is "twelve billion, nine hundred eighty-two million, fifteen thousand, one hundred twenty-two".

Divisors: 1 2 3 6 2163669187 4327338374 6491007561 12982015122