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13672473 = 323919069
BaseRepresentation
bin110100001010…
…000000011001
3221201122002220
4310022000121
512000004343
61205014253
7224133303
oct64120031
927648086
1013672473
117799371
1246b4389
132aa9329
141b5c973
151301183
hexd0a019

13672473 has 8 divisors (see below), whose sum is σ = 18307200. Its totient is φ = 9076368.

The previous prime is 13672469. The next prime is 13672481. The reversal of 13672473 is 37427631.

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

It is not a de Polignac number, because 13672473 - 22 = 13672469 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13672433) 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, 8818 + ... + 10251.

It is an arithmetic number, because the mean of its divisors is an integer number (2288400).

Almost surely, 213672473 is an apocalyptic number.

It is an amenable number.

13672473 is a deficient number, since it is larger than the sum of its proper divisors (4634727).

13672473 is a wasteful number, since it uses less digits than its factorization.

13672473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19311.

The product of its digits is 21168, while the sum is 33.

The square root of 13672473 is about 3697.6307279121. The cubic root of 13672473 is about 239.1198840673.

The spelling of 13672473 in words is "thirteen million, six hundred seventy-two thousand, four hundred seventy-three".

Divisors: 1 3 239 717 19069 57207 4557491 13672473