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13468399 = 78832179
BaseRepresentation
bin110011011000…
…001011101111
3221100021011121
4303120023233
511421442044
61200401411
7222323320
oct63301357
927307147
1013468399
11766a00a
124616267
132a37489
141b08447
1512b0984
hexcd82ef

13468399 has 8 divisors (see below), whose sum is σ = 15416960. Its totient is φ = 11525976.

The previous prime is 13468393. The next prime is 13468421. The reversal of 13468399 is 99386431.

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

It is not a de Polignac number, because 13468399 - 211 = 13466351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13468393) 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, 5092 + ... + 7270.

It is an arithmetic number, because the mean of its divisors is an integer number (1927120).

Almost surely, 213468399 is an apocalyptic number.

13468399 is a deficient number, since it is larger than the sum of its proper divisors (1948561).

13468399 is an equidigital number, since it uses as much as digits as its factorization.

13468399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3069.

The product of its digits is 139968, while the sum is 43.

The square root of 13468399 is about 3669.9317432345. The cubic root of 13468399 is about 237.9242220443.

The spelling of 13468399 in words is "thirteen million, four hundred sixty-eight thousand, three hundred ninety-nine".

Divisors: 1 7 883 2179 6181 15253 1924057 13468399