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13679070 = 235455969
BaseRepresentation
bin110100001011…
…100111011110
3221201222011020
4310023213132
512000212240
61205105010
7224161446
oct64134736
927658136
1013679070
1177a3319
1246b8166
132aac332
141b61126
1513030d0
hexd0b9de

13679070 has 16 divisors (see below), whose sum is σ = 32829840. Its totient is φ = 3647744.

The previous prime is 13679063. The next prime is 13679077. The reversal of 13679070 is 7097631.

It is an interprime number because it is at equal distance from previous prime (13679063) and next prime (13679077).

It is a Curzon number.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227955 + ... + 228014.

It is an arithmetic number, because the mean of its divisors is an integer number (2051865).

Almost surely, 213679070 is an apocalyptic number.

13679070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13679070 is an abundant number, since it is smaller than the sum of its proper divisors (19150770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13679070 is a wasteful number, since it uses less digits than its factorization.

13679070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455979.

The product of its (nonzero) digits is 7938, while the sum is 33.

The square root of 13679070 is about 3698.5226780432. The cubic root of 13679070 is about 239.1583365167.

The spelling of 13679070 in words is "thirteen million, six hundred seventy-nine thousand, seventy".

Divisors: 1 2 3 5 6 10 15 30 455969 911938 1367907 2279845 2735814 4559690 6839535 13679070