Search a number
-
+
52425000915 = 35710122921587
BaseRepresentation
bin110000110100110001…
…100000011111010011
312000022120212222111120
4300310301200133103
51324331300012130
640030025413323
73534066104160
oct606461403723
9160276788446
1052425000915
1120262601141
12a1b103a243
134c362a0101
14277481b067
15156c708910
hexc34c607d3

52425000915 has 64 divisors (see below), whose sum is σ = 97239260160. Its totient is φ = 23623718400.

The previous prime is 52425000913. The next prime is 52425000949. The reversal of 52425000915 is 51900052425.

52425000915 is a nontrivial binomial coefficient, being equal to C(323806, 2).

It is not a de Polignac number, because 52425000915 - 21 = 52425000913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52425000913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2417752 + ... + 2439338.

It is an arithmetic number, because the mean of its divisors is an integer number (1519363440).

Almost surely, 252425000915 is an apocalyptic number.

52425000915 is the 323805-th triangular number and also the 161903-rd hexagonal number.

52425000915 is a deficient number, since it is larger than the sum of its proper divisors (44814259245).

52425000915 is a wasteful number, since it uses less digits than its factorization.

52425000915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21932.

The product of its (nonzero) digits is 18000, while the sum is 33.

The spelling of 52425000915 in words is "fifty-two billion, four hundred twenty-five million, nine hundred fifteen", and thus it is an aban number.

Divisors: 1 3 5 7 15 21 35 101 105 229 303 505 687 707 1145 1515 1603 2121 3435 3535 4809 8015 10605 21587 23129 24045 64761 69387 107935 115645 151109 161903 323805 346935 453327 485709 755545 809515 2180287 2266635 2428545 4943423 6540861 10901435 14830269 15262009 24717115 32704305 34603961 45786027 74151345 76310045 103811883 173019805 228930135 499285723 519059415 1497857169 2496428615 3495000061 7489285845 10485000183 17475000305 52425000915