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537489080 = 23538934543
BaseRepresentation
bin100000000010010…
…110111010111000
31101110101021101222
4200002112322320
52100044122310
6125200131212
716214403362
oct4002267270
91343337358
10537489080
11256442557
12130006b08
138747ca9b
1451553d32
15322c1055
hex20096eb8

537489080 has 32 divisors (see below), whose sum is σ = 1212494400. Its totient is φ = 214436736.

The previous prime is 537489079. The next prime is 537489149. The reversal of 537489080 is 80984735.

It is a super-2 number, since 2×5374890802 = 577789022238492800, which contains 22 as substring.

It is a congruent number.

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, 1712 + ... + 32831.

It is an arithmetic number, because the mean of its divisors is an integer number (37890450).

Almost surely, 2537489080 is an apocalyptic number.

It is an amenable number.

537489080 is an abundant number, since it is smaller than the sum of its proper divisors (675005320).

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

537489080 is a wasteful number, since it uses less digits than its factorization.

537489080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34943 (or 34939 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 537489080 is about 23183.8107307664. The cubic root of 537489080 is about 813.0611596392.

The spelling of 537489080 in words is "five hundred thirty-seven million, four hundred eighty-nine thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 389 778 1556 1945 3112 3890 7780 15560 34543 69086 138172 172715 276344 345430 690860 1381720 13437227 26874454 53748908 67186135 107497816 134372270 268744540 537489080