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13303497 = 35975161
BaseRepresentation
bin110010101111…
…111011001001
3221000212222010
4302233323021
511401202442
61153050133
7221035464
oct62577311
927025863
1013303497
117567129
124556949
1329aa3bc
141aa42db
15127bb9c
hexcafec9

13303497 has 8 divisors (see below), whose sum is σ = 18038880. Its totient is φ = 8718560.

The previous prime is 13303487. The next prime is 13303501. The reversal of 13303497 is 79430331.

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

It is a cyclic number.

It is not a de Polignac number, because 13303497 - 24 = 13303481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13303487) 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, 37404 + ... + 37757.

It is an arithmetic number, because the mean of its divisors is an integer number (2254860).

Almost surely, 213303497 is an apocalyptic number.

It is an amenable number.

13303497 is a deficient number, since it is larger than the sum of its proper divisors (4735383).

13303497 is an equidigital number, since it uses as much as digits as its factorization.

13303497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75223.

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 13303497 is about 3647.3959203794. The cubic root of 13303497 is about 236.9492137792.

The spelling of 13303497 in words is "thirteen million, three hundred three thousand, four hundred ninety-seven".

Divisors: 1 3 59 177 75161 225483 4434499 13303497