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12959149 = 74574051
BaseRepresentation
bin110001011011…
…110110101101
3220101101121111
4301123312231
511304143044
61141432021
7215102530
oct61336655
926341544
1012959149
117351445
12440b611
1328b9748
141a14a17
15120eb34
hexc5bdad

12959149 has 8 divisors (see below), whose sum is σ = 14846528. Its totient is φ = 11080800.

The previous prime is 12959131. The next prime is 12959153. The reversal of 12959149 is 94195921.

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

It is a cyclic number.

It is not a de Polignac number, because 12959149 - 27 = 12959021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12959129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1174 + ... + 5224.

It is an arithmetic number, because the mean of its divisors is an integer number (1855816).

Almost surely, 212959149 is an apocalyptic number.

It is an amenable number.

12959149 is a deficient number, since it is larger than the sum of its proper divisors (1887379).

12959149 is an equidigital number, since it uses as much as digits as its factorization.

12959149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4515.

The product of its digits is 29160, while the sum is 40.

The square root of 12959149 is about 3599.8818036152. The cubic root of 12959149 is about 234.8869170731.

The spelling of 12959149 in words is "twelve million, nine hundred fifty-nine thousand, one hundred forty-nine".

Divisors: 1 7 457 3199 4051 28357 1851307 12959149