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519930132 = 22399143721
BaseRepresentation
bin11110111111011…
…000000100010100
31100020100012001120
4132333120010110
52031100231012
6123331523540
715612222201
oct3677300424
91306305046
10519930132
1124753a227
121261595b0
1383942787
144d0a2ca8
15309a358c
hex1efd8114

519930132 has 24 divisors (see below), whose sum is σ = 1214422272. Its totient is φ = 173131200.

The previous prime is 519930113. The next prime is 519930137. The reversal of 519930132 is 231039915.

It is a junction number, because it is equal to n+sod(n) for n = 519930093 and 519930102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (519930137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9969 + ... + 33752.

It is an arithmetic number, because the mean of its divisors is an integer number (50600928).

Almost surely, 2519930132 is an apocalyptic number.

It is an amenable number.

519930132 is an abundant number, since it is smaller than the sum of its proper divisors (694492140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

519930132 is a wasteful number, since it uses less digits than its factorization.

519930132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44719 (or 44717 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 33.

The square root of 519930132 is about 22801.9764932779. The cubic root of 519930132 is about 804.1091347114.

The spelling of 519930132 in words is "five hundred nineteen million, nine hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 991 1982 2973 3964 5946 11892 43721 87442 131163 174884 262326 524652 43327511 86655022 129982533 173310044 259965066 519930132