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13679230 = 258316481
BaseRepresentation
bin110100001011…
…101001111110
3221201222101011
4310023221332
512000213410
61205105434
7224162065
oct64135176
927658334
1013679230
1177a3454
1246b827a
132aac426
141b611dc
15130318a
hexd0ba7e

13679230 has 16 divisors (see below), whose sum is σ = 24920784. Its totient is φ = 5405440.

The previous prime is 13679207. The next prime is 13679257. The reversal of 13679230 is 3297631.

It is a junction number, because it is equal to n+sod(n) for n = 13679192 and 13679201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7411 + ... + 9070.

It is an arithmetic number, because the mean of its divisors is an integer number (1557549).

Almost surely, 213679230 is an apocalyptic number.

13679230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13679230 is a deficient number, since it is larger than the sum of its proper divisors (11241554).

13679230 is a wasteful number, since it uses less digits than its factorization.

13679230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16571.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 13679230 is about 3698.5443082380. The cubic root of 13679230 is about 239.1592689677.

The spelling of 13679230 in words is "thirteen million, six hundred seventy-nine thousand, two hundred thirty".

Divisors: 1 2 5 10 83 166 415 830 16481 32962 82405 164810 1367923 2735846 6839615 13679230