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13290329 = 132194139
BaseRepresentation
bin110010101100…
…101101011001
3221000012220102
4302230231121
511400242304
61152505145
7220652213
oct62545531
927005812
1013290329
117558248
12454b1b5
1329a4400
141a9d5b3
151277d1e
hexcacb59

13290329 has 12 divisors (see below), whose sum is σ = 15152400. Its totient is φ = 11619504.

The previous prime is 13290317. The next prime is 13290349. The reversal of 13290329 is 92309231.

It is not a de Polignac number, because 13290329 - 24 = 13290313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13290349) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1142 + ... + 5280.

It is an arithmetic number, because the mean of its divisors is an integer number (1262700).

Almost surely, 213290329 is an apocalyptic number.

13290329 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13290329 is a deficient number, since it is larger than the sum of its proper divisors (1862071).

13290329 is a wasteful number, since it uses less digits than its factorization.

13290329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4184 (or 4171 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 13290329 is about 3645.5903499982. The cubic root of 13290329 is about 236.8710093474.

The spelling of 13290329 in words is "thirteen million, two hundred ninety thousand, three hundred twenty-nine".

Divisors: 1 13 19 169 247 3211 4139 53807 78641 699491 1022333 13290329