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13963125 = 35411677
BaseRepresentation
bin110101010000…
…111101110101
3222021101210210
4311100331311
512033310000
61215140033
7226453551
oct65207565
928241723
1013963125
117977780
124814619
132b7b707
141bd6861
15135c350
hexd50f75

13963125 has 40 divisors (see below), whose sum is σ = 25416864. Its totient is φ = 6760000.

The previous prime is 13963111. The next prime is 13963127. The reversal of 13963125 is 52136931.

It is not a de Polignac number, because 13963125 - 28 = 13962869 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 13963092 and 13963101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13963127) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 20287 + ... + 20963.

Almost surely, 213963125 is an apocalyptic number.

13963125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13963125 is a deficient number, since it is larger than the sum of its proper divisors (11453739).

13963125 is an equidigital number, since it uses as much as digits as its factorization.

13963125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 696 counting only the distinct ones).

The product of its digits is 4860, while the sum is 30.

The square root of 13963125 is about 3736.7265085901. The cubic root of 13963125 is about 240.8024356089.

It can be divided in two parts, 139631 and 25, that added together give a triangular number (139656 = T528).

The spelling of 13963125 in words is "thirteen million, nine hundred sixty-three thousand, one hundred twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 125 165 275 375 625 677 825 1375 1875 2031 3385 4125 6875 7447 10155 16925 20625 22341 37235 50775 84625 111705 186175 253875 423125 558525 930875 1269375 2792625 4654375 13963125