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13372255 = 513409503
BaseRepresentation
bin110011000000…
…101101011111
3221011101021201
4303000231133
511410403010
61154340331
7221443111
oct63005537
927141251
1013372255
117603856
12458a6a7
132a027a0
141ac13b1
15129223a
hexcc0b5f

13372255 has 16 divisors (see below), whose sum is σ = 17357760. Its totient is φ = 9831168.

The previous prime is 13372201. The next prime is 13372267. The reversal of 13372255 is 55227331.

It is a cyclic number.

It is not a de Polignac number, because 13372255 - 223 = 4983647 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 26334 + ... + 26836.

It is an arithmetic number, because the mean of its divisors is an integer number (1084860).

Almost surely, 213372255 is an apocalyptic number.

13372255 is a deficient number, since it is larger than the sum of its proper divisors (3985505).

13372255 is a wasteful number, since it uses less digits than its factorization.

13372255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930.

The product of its digits is 6300, while the sum is 28.

The square root of 13372255 is about 3656.8094016506. The cubic root of 13372255 is about 237.3567298418.

Adding to 13372255 its reverse (55227331), we get a palindrome (68599586).

The spelling of 13372255 in words is "thirteen million, three hundred seventy-two thousand, two hundred fifty-five".

Divisors: 1 5 13 65 409 503 2045 2515 5317 6539 26585 32695 205727 1028635 2674451 13372255