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13272672 = 253719751
BaseRepresentation
bin110010101000…
…011001100000
3220222022200110
4302220121200
511344211142
61152251320
7220546560
oct62503140
926868613
1013272672
117545a56
124540b40
13299936a
141a96da0
15127299c
hexca8660

13272672 has 48 divisors (see below), whose sum is σ = 39820032. Its totient is φ = 3792000.

The previous prime is 13272617. The next prime is 13272673. The reversal of 13272672 is 27627231.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13272673) 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, 9204 + ... + 10547.

It is an arithmetic number, because the mean of its divisors is an integer number (829584).

Almost surely, 213272672 is an apocalyptic number.

13272672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13272672 is an abundant number, since it is smaller than the sum of its proper divisors (26547360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13272672 is a wasteful number, since it uses less digits than its factorization.

13272672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19771 (or 19763 counting only the distinct ones).

The product of its digits is 7056, while the sum is 30.

The square root of 13272672 is about 3643.1678522956. The cubic root of 13272672 is about 236.7660637391.

The spelling of 13272672 in words is "thirteen million, two hundred seventy-two thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 19751 39502 59253 79004 118506 138257 158008 237012 276514 316016 414771 474024 553028 632032 829542 948048 1106056 1659084 1896096 2212112 3318168 4424224 6636336 13272672