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13304193 = 37718923
BaseRepresentation
bin110010110000…
…000110000001
3221000220220220
4302300012001
511401213233
61153053253
7221040510
oct62600601
927026826
1013304193
117567701
124557229
1329aa806
141aa4677
15127beb3
hexcb0181

13304193 has 16 divisors (see below), whose sum is σ = 20560896. Its totient is φ = 7494480.

The previous prime is 13304191. The next prime is 13304197. The reversal of 13304193 is 39140331.

It is not a de Polignac number, because 13304193 - 21 = 13304191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13304191) 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, 2971 + ... + 5952.

It is an arithmetic number, because the mean of its divisors is an integer number (1285056).

Almost surely, 213304193 is an apocalyptic number.

It is an amenable number.

13304193 is a deficient number, since it is larger than the sum of its proper divisors (7256703).

13304193 is an equidigital number, since it uses as much as digits as its factorization.

13304193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9004.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 13304193 is about 3647.4913296676. The cubic root of 13304193 is about 236.9533458701.

The spelling of 13304193 in words is "thirteen million, three hundred four thousand, one hundred ninety-three".

Divisors: 1 3 7 21 71 213 497 1491 8923 26769 62461 187383 633533 1900599 4434731 13304193