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13252970 = 254193163
BaseRepresentation
bin110010100011…
…100101101010
3220221022122202
4302203211222
511343043340
61152020202
7220435253
oct62434552
926838582
1013252970
117532175
124531662
1329903c3
141a8db2a
15126bc15
hexca396a

13252970 has 16 divisors (see below), whose sum is σ = 23919840. Its totient is φ = 5286864.

The previous prime is 13252933. The next prime is 13252973. The reversal of 13252970 is 7925231.

13252970 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13252973) 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, 2609 + ... + 5771.

It is an arithmetic number, because the mean of its divisors is an integer number (1494990).

Almost surely, 213252970 is an apocalyptic number.

13252970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13252970 is a deficient number, since it is larger than the sum of its proper divisors (10666870).

13252970 is a wasteful number, since it uses less digits than its factorization.

13252970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3589.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 13252970 is about 3640.4628826565. The cubic root of 13252970 is about 236.6488536043.

The spelling of 13252970 in words is "thirteen million, two hundred fifty-two thousand, nine hundred seventy".

Divisors: 1 2 5 10 419 838 2095 3163 4190 6326 15815 31630 1325297 2650594 6626485 13252970