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13385630 = 2517711109
BaseRepresentation
bin110011000011…
…111110011110
3221012001122002
4303003332132
511411320010
61154522302
7221530106
oct63037636
927161562
1013385630
117612905
124596392
132a088bb
141ac6206
1512961a5
hexcc3f9e

13385630 has 32 divisors (see below), whose sum is σ = 25894080. Its totient is φ = 4963840.

The previous prime is 13385611. The next prime is 13385677. The reversal of 13385630 is 3658331.

It is a junction number, because it is equal to n+sod(n) for n = 13385593 and 13385602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11516 + ... + 12624.

It is an arithmetic number, because the mean of its divisors is an integer number (809190).

Almost surely, 213385630 is an apocalyptic number.

13385630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13385630 is a deficient number, since it is larger than the sum of its proper divisors (12508450).

13385630 is a wasteful number, since it uses less digits than its factorization.

13385630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 13385630 is about 3658.6377246183. The cubic root of 13385630 is about 237.4358386238.

The spelling of 13385630 in words is "thirteen million, three hundred eighty-five thousand, six hundred thirty".

Divisors: 1 2 5 10 17 34 71 85 142 170 355 710 1109 1207 2218 2414 5545 6035 11090 12070 18853 37706 78739 94265 157478 188530 393695 787390 1338563 2677126 6692815 13385630