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13925230 = 2511711783
BaseRepresentation
bin110101000111…
…101101101110
3222012110211021
4311013231232
512031101410
61214244354
7226235224
oct65075556
928173737
1013925230
117951260
1247b66ba
132b673a7
141bc6b14
151350eda
hexd47b6e

13925230 has 32 divisors (see below), whose sum is σ = 27744768. Its totient is φ = 4989600.

The previous prime is 13925129. The next prime is 13925243. The reversal of 13925230 is 3252931.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13925195 and 13925204.

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, 6919 + ... + 8701.

It is an arithmetic number, because the mean of its divisors is an integer number (867024).

Almost surely, 213925230 is an apocalyptic number.

13925230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13925230 is a deficient number, since it is larger than the sum of its proper divisors (13819538).

13925230 is a wasteful number, since it uses less digits than its factorization.

13925230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 13925230 is about 3731.6524489829. The cubic root of 13925230 is about 240.5843976019.

The spelling of 13925230 in words is "thirteen million, nine hundred twenty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 71 110 142 355 710 781 1562 1783 3566 3905 7810 8915 17830 19613 39226 98065 126593 196130 253186 632965 1265930 1392523 2785046 6962615 13925230