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13679078 = 274312267
BaseRepresentation
bin110100001011…
…100111100110
3221201222011112
4310023213212
512000212303
61205105022
7224161460
oct64134746
927658145
1013679078
1177a3326
1246b8172
132aac33a
141b61130
1513030d8
hexd0b9e6

13679078 has 16 divisors (see below), whose sum is σ = 23514624. Its totient is φ = 5846280.

The previous prime is 13679077. The next prime is 13679111. The reversal of 13679078 is 87097631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13679077) 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 7 ways as a sum of consecutive naturals, for example, 4901 + ... + 7167.

It is an arithmetic number, because the mean of its divisors is an integer number (1469664).

Almost surely, 213679078 is an apocalyptic number.

13679078 is a deficient number, since it is larger than the sum of its proper divisors (9835546).

13679078 is a wasteful number, since it uses less digits than its factorization.

13679078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 13679078 is about 3698.5237595560. The cubic root of 13679078 is about 239.1583831394.

The spelling of 13679078 in words is "thirteen million, six hundred seventy-nine thousand, seventy-eight".

Divisors: 1 2 7 14 431 862 2267 3017 4534 6034 15869 31738 977077 1954154 6839539 13679078