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2552831480 = 23563820787
BaseRepresentation
bin1001100000101001…
…0001110111111000
320120220121021110002
42120022101313320
520212011101410
61101152012132
7120155465243
oct23012216770
96526537402
102552831480
1110a0009091
125b2b31048
13318b69594
141a308425a
15ee1b47a5
hex98291df8

2552831480 has 16 divisors (see below), whose sum is σ = 5743870920. Its totient is φ = 1021132576.

The previous prime is 2552831473. The next prime is 2552831543. The reversal of 2552831480 is 841382552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31910354 + ... + 31910433.

Almost surely, 22552831480 is an apocalyptic number.

2552831480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2552831480 is an abundant number, since it is smaller than the sum of its proper divisors (3191039440).

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

2552831480 is a wasteful number, since it uses less digits than its factorization.

2552831480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63820798 (or 63820794 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 2552831480 is about 50525.5527431418. The cubic root of 2552831480 is about 1366.7026889838.

The spelling of 2552831480 in words is "two billion, five hundred fifty-two million, eight hundred thirty-one thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 63820787 127641574 255283148 319103935 510566296 638207870 1276415740 2552831480