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12630757 = 791011583
BaseRepresentation
bin110000001011…
…101011100101
3212202201010211
4300023223211
511213141012
61130415421
7212234236
oct60135345
925681124
1012630757
117147747
124291571
132803129
14196b08d
1511976a7
hexc0bae5

12630757 has 8 divisors (see below), whose sum is σ = 12925440. Its totient is φ = 12339600.

The previous prime is 12630743. The next prime is 12630767. The reversal of 12630757 is 75703621.

12630757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12630757 - 211 = 12628709 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 (12630767) 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, 7188 + ... + 8770.

It is an arithmetic number, because the mean of its divisors is an integer number (1615680).

Almost surely, 212630757 is an apocalyptic number.

It is an amenable number.

12630757 is a deficient number, since it is larger than the sum of its proper divisors (294683).

12630757 is a wasteful number, since it uses less digits than its factorization.

12630757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763.

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 12630757 is about 3553.9776307681. The cubic root of 12630757 is about 232.8858632840.

The spelling of 12630757 in words is "twelve million, six hundred thirty thousand, seven hundred fifty-seven".

Divisors: 1 79 101 1583 7979 125057 159883 12630757