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557207880471 = 32115628362429
BaseRepresentation
bin10000001101111000010…
…11011000001100010111
31222021020202221011001100
420012330023120030113
533112130204133341
61103551110401143
755154062560024
oct10067413301427
91867222834040
10557207880471
111a534635a860
128bba79601b3
13407102a9918
141cd7cd4454b
15e7631a63b6
hex81bc2d8317

557207880471 has 12 divisors (see below), whose sum is σ = 878024539080. Its totient is φ = 337701745680.

The previous prime is 557207880461. The next prime is 557207880487. The reversal of 557207880471 is 174088702755.

557207880471 is a `hidden beast` number, since 5 + 5 + 7 + 20 + 78 + 80 + 471 = 666.

It is not a de Polignac number, because 557207880471 - 29 = 557207879959 is a prime.

It is a super-3 number, since 3×5572078804713 (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557207880451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2814181116 + ... + 2814181313.

It is an arithmetic number, because the mean of its divisors is an integer number (73168711590).

Almost surely, 2557207880471 is an apocalyptic number.

557207880471 is a deficient number, since it is larger than the sum of its proper divisors (320816658609).

557207880471 is a wasteful number, since it uses less digits than its factorization.

557207880471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5628362446 (or 5628362443 counting only the distinct ones).

The product of its (nonzero) digits is 4390400, while the sum is 54.

The spelling of 557207880471 in words is "five hundred fifty-seven billion, two hundred seven million, eight hundred eighty thousand, four hundred seventy-one".

Divisors: 1 3 9 11 33 99 5628362429 16885087287 50655261861 61911986719 185735960157 557207880471