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538089996 = 22383540251
BaseRepresentation
bin100000000100101…
…001101000001100
31101111111210201010
4200010221220030
52100222334441
6125221045220
716222455333
oct4004515014
91344453633
10538089996
11256812a84
12130256810
1387630462
145166cd1a
153238e116
hex20129a0c

538089996 has 24 divisors (see below), whose sum is σ = 1270672704. Its totient is φ = 177202000.

The previous prime is 538089977. The next prime is 538090039. The reversal of 538089996 is 699980835.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269130 + ... + 271121.

It is an arithmetic number, because the mean of its divisors is an integer number (52944696).

Almost surely, 2538089996 is an apocalyptic number.

It is an amenable number.

538089996 is an abundant number, since it is smaller than the sum of its proper divisors (732582708).

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

538089996 is a wasteful number, since it uses less digits than its factorization.

538089996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540341 (or 540339 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 57.

The square root of 538089996 is about 23196.7669298978. The cubic root of 538089996 is about 813.3640491998.

The spelling of 538089996 in words is "five hundred thirty-eight million, eighty-nine thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 83 166 249 332 498 996 540251 1080502 1620753 2161004 3241506 6483012 44840833 89681666 134522499 179363332 269044998 538089996