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12930873 = 314932887
BaseRepresentation
bin110001010100…
…111100111001
3220022221211020
4301110330321
511302241443
61141053053
7214624224
oct61247471
926287736
1012930873
11733217a
1243b7189
1328a9907
141a085bb
151206583
hexc54f39

12930873 has 8 divisors (see below), whose sum is σ = 17258688. Its totient is φ = 8611824.

The previous prime is 12930859. The next prime is 12930877. The reversal of 12930873 is 37803921.

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

It is not a de Polignac number, because 12930873 - 24 = 12930857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12930877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3036 + ... + 5922.

It is an arithmetic number, because the mean of its divisors is an integer number (2157336).

Almost surely, 212930873 is an apocalyptic number.

It is an amenable number.

12930873 is a deficient number, since it is larger than the sum of its proper divisors (4327815).

12930873 is a wasteful number, since it uses less digits than its factorization.

12930873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4383.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 12930873 is about 3595.9523078039. The cubic root of 12930873 is about 234.7159568018.

The spelling of 12930873 in words is "twelve million, nine hundred thirty thousand, eight hundred seventy-three".

Divisors: 1 3 1493 2887 4479 8661 4310291 12930873