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13706030 = 25131931179
BaseRepresentation
bin110100010010…
…001100101110
3221210100010202
4310102030232
512002043110
61205433502
7224333162
oct64221456
927710122
1013706030
1178115a8
12470b892
132abb6a0
141b6aca2
15130b0a5
hexd1232e

13706030 has 64 divisors (see below), whose sum is σ = 29030400. Its totient is φ = 4613760.

The previous prime is 13706027. The next prime is 13706047. The reversal of 13706030 is 3060731.

It is a junction number, because it is equal to n+sod(n) for n = 13705993 and 13706011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76481 + ... + 76659.

It is an arithmetic number, because the mean of its divisors is an integer number (453600).

Almost surely, 213706030 is an apocalyptic number.

13706030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13706030 is an abundant number, since it is smaller than the sum of its proper divisors (15324370).

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

13706030 is a wasteful number, since it uses less digits than its factorization.

13706030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 13706030 is about 3702.1655824666. The cubic root of 13706030 is about 239.3153520026.

Adding to 13706030 its reverse (3060731), we get a palindrome (16766761).

The spelling of 13706030 in words is "thirteen million, seven hundred six thousand, thirty".

Divisors: 1 2 5 10 13 19 26 31 38 62 65 95 130 155 179 190 247 310 358 403 494 589 806 895 1178 1235 1790 2015 2327 2470 2945 3401 4030 4654 5549 5890 6802 7657 11098 11635 15314 17005 23270 27745 34010 38285 44213 55490 72137 76570 88426 105431 144274 210862 221065 360685 442130 527155 721370 1054310 1370603 2741206 6853015 13706030