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13272077 = 7133863
BaseRepresentation
bin110010101000…
…010000001101
3220222021212102
4302220100031
511344201302
61152244445
7220545050
oct62502015
926867772
1013272077
117545565
124540725
132999000
141a96a97
151272702
hexca840d

13272077 has 16 divisors (see below), whose sum is σ = 16450560. Its totient is φ = 10488816.

The previous prime is 13272067. The next prime is 13272113. The reversal of 13272077 is 77027231.

It is not a de Polignac number, because 13272077 - 212 = 13267981 is a prime.

It is a super-2 number, since 2×132720772 = 352296055787858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13272067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14948 + ... + 15810.

It is an arithmetic number, because the mean of its divisors is an integer number (1028160).

Almost surely, 213272077 is an apocalyptic number.

It is an amenable number.

13272077 is a deficient number, since it is larger than the sum of its proper divisors (3178483).

13272077 is an frugal number, since it uses more digits than its factorization.

13272077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909 (or 883 counting only the distinct ones).

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 13272077 is about 3643.0861916787. The cubic root of 13272077 is about 236.7625256946.

The spelling of 13272077 in words is "thirteen million, two hundred seventy-two thousand, seventy-seven".

Divisors: 1 7 13 91 169 863 1183 2197 6041 11219 15379 78533 145847 1020929 1896011 13272077