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12953307 = 319227251
BaseRepresentation
bin110001011010…
…011011011011
3220101002121010
4301122123123
511304001212
61141345003
7215046513
oct61323333
926332533
1012953307
117348014
124408163
1328b6ba3
141a12843
15120d03c
hexc5a6db

12953307 has 8 divisors (see below), whose sum is σ = 18180160. Its totient is φ = 8181000.

The previous prime is 12953299. The next prime is 12953323. The reversal of 12953307 is 70335921.

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

It is not a de Polignac number, because 12953307 - 23 = 12953299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12953377) 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, 113569 + ... + 113682.

It is an arithmetic number, because the mean of its divisors is an integer number (2272520).

Almost surely, 212953307 is an apocalyptic number.

12953307 is a deficient number, since it is larger than the sum of its proper divisors (5226853).

12953307 is a wasteful number, since it uses less digits than its factorization.

12953307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227273.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 12953307 is about 3599.0702966183. The cubic root of 12953307 is about 234.8516159995.

The spelling of 12953307 in words is "twelve million, nine hundred fifty-three thousand, three hundred seven".

Divisors: 1 3 19 57 227251 681753 4317769 12953307