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12470953 = 115321391
BaseRepresentation
bin101111100100…
…101010101001
3212110120221011
4233210222221
511143032303
61123143521
7211000315
oct57445251
925416834
1012470953
117048680
124214ba1
132778481
141928b45
15116516d
hexbe4aa9

12470953 has 8 divisors (see below), whose sum is σ = 13862016. Its totient is φ = 11122800.

The previous prime is 12470917. The next prime is 12470971. The reversal of 12470953 is 35907421.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12470953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12470753) 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, 10113 + ... + 11278.

It is an arithmetic number, because the mean of its divisors is an integer number (1732752).

Almost surely, 212470953 is an apocalyptic number.

It is an amenable number.

12470953 is a deficient number, since it is larger than the sum of its proper divisors (1391063).

12470953 is a wasteful number, since it uses less digits than its factorization.

12470953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21455.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 12470953 is about 3531.4236505976. The cubic root of 12470953 is about 231.8995366154.

The spelling of 12470953 in words is "twelve million, four hundred seventy thousand, nine hundred fifty-three".

Divisors: 1 11 53 583 21391 235301 1133723 12470953