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13315112 = 238918701
BaseRepresentation
bin110010110010…
…110000101000
3221001110220022
4302302300220
511402040422
61153220012
7221114366
oct62626050
927043808
1013315112
117574928
124561608
1329b2785
141aa8636
151280342
hexcb2c28

13315112 has 16 divisors (see below), whose sum is σ = 25247700. Its totient is φ = 6582400.

The previous prime is 13315103. The next prime is 13315117. The reversal of 13315112 is 21151331.

It can be written as a sum of positive squares in 2 ways, for example, as 11792356 + 1522756 = 3434^2 + 1234^2 .

It is not an unprimeable number, because it can be changed into a prime (13315117) 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, 8639 + ... + 10062.

Almost surely, 213315112 is an apocalyptic number.

It is an amenable number.

13315112 is a deficient number, since it is larger than the sum of its proper divisors (11932588).

13315112 is a wasteful number, since it uses less digits than its factorization.

13315112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18796 (or 18792 counting only the distinct ones).

The product of its digits is 90, while the sum is 17.

The square root of 13315112 is about 3648.9878048577. The cubic root of 13315112 is about 237.0181521582.

Adding to 13315112 its reverse (21151331), we get a palindrome (34466443).

The spelling of 13315112 in words is "thirteen million, three hundred fifteen thousand, one hundred twelve".

Divisors: 1 2 4 8 89 178 356 712 18701 37402 74804 149608 1664389 3328778 6657556 13315112