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13225910 = 251322591
BaseRepresentation
bin110010011100…
…111110110110
3220212221112112
4302130332312
511341212120
61151251022
7220263335
oct62347666
926787475
1013225910
117513905
124519a72
132980ca9
141a83d1c
151263bc5
hexc9cfb6

13225910 has 8 divisors (see below), whose sum is σ = 23806656. Its totient is φ = 5290360.

The previous prime is 13225873. The next prime is 13225931. The reversal of 13225910 is 1952231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661286 + ... + 661305.

It is an arithmetic number, because the mean of its divisors is an integer number (2975832).

Almost surely, 213225910 is an apocalyptic number.

13225910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13225910 is a deficient number, since it is larger than the sum of its proper divisors (10580746).

13225910 is a wasteful number, since it uses less digits than its factorization.

13225910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322598.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 13225910 is about 3636.7444232445. The cubic root of 13225910 is about 236.4876801387.

The spelling of 13225910 in words is "thirteen million, two hundred twenty-five thousand, nine hundred ten".

Divisors: 1 2 5 10 1322591 2645182 6612955 13225910