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12965795 = 52593159
BaseRepresentation
bin110001011101…
…011110100011
3220101201201122
4301131132203
511304401140
61141522455
7215131103
oct61353643
926351648
1012965795
117356437
12441342b
1328bc78b
141a17203
151211ab5
hexc5d7a3

12965795 has 4 divisors (see below), whose sum is σ = 15558960. Its totient is φ = 10372632.

The previous prime is 12965791. The next prime is 12965801. The reversal of 12965795 is 59756921.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12965795 - 22 = 12965791 is a prime.

It is a super-2 number, since 2×129657952 = 336223679964050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12965791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1296575 + ... + 1296584.

It is an arithmetic number, because the mean of its divisors is an integer number (3889740).

Almost surely, 212965795 is an apocalyptic number.

12965795 is a deficient number, since it is larger than the sum of its proper divisors (2593165).

12965795 is an equidigital number, since it uses as much as digits as its factorization.

12965795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2593164.

The product of its digits is 170100, while the sum is 44.

The square root of 12965795 is about 3600.8047711588. The cubic root of 12965795 is about 234.9270635279.

The spelling of 12965795 in words is "twelve million, nine hundred sixty-five thousand, seven hundred ninety-five".

Divisors: 1 5 2593159 12965795