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53930525 = 5211196111
BaseRepresentation
bin1100110110111…
…0101000011101
310202110221202212
43031232220131
5102301234100
65203530205
71223254565
oct315565035
9122427685
1053930525
1128495890
1216089965
13b23346c
14723bda5
154b04635
hex336ea1d

53930525 has 12 divisors (see below), whose sum is σ = 72953664. Its totient is φ = 39222000.

The previous prime is 53930519. The next prime is 53930533. The reversal of 53930525 is 52503935.

It is not a de Polignac number, because 53930525 - 28 = 53930269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53930491 and 53930500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97781 + ... + 98330.

It is an arithmetic number, because the mean of its divisors is an integer number (6079472).

Almost surely, 253930525 is an apocalyptic number.

53930525 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53930525 is a deficient number, since it is larger than the sum of its proper divisors (19023139).

53930525 is a wasteful number, since it uses less digits than its factorization.

53930525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196132 (or 196127 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 32.

The square root of 53930525 is about 7343.7405319088. The cubic root of 53930525 is about 377.8141472258.

The spelling of 53930525 in words is "fifty-three million, nine hundred thirty thousand, five hundred twenty-five".

Divisors: 1 5 11 25 55 275 196111 980555 2157221 4902775 10786105 53930525