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55183081432 = 2352313189073
BaseRepresentation
bin110011011001001010…
…101111111111011000
312021102210200222200211
4303121022233333120
51401003332101212
641203432540504
73662326311223
oct633112577730
9167383628624
1055183081432
1121448457926
12a840851734
135285810c0b
142956c4c5ba
15167e9129a7
hexcd92affd8

55183081432 has 16 divisors (see below), whose sum is σ = 103666121640. Its totient is φ = 27538782336.

The previous prime is 55183081417. The next prime is 55183081439. The reversal of 55183081432 is 23418038155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55183081439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6590353 + ... + 6598720.

Almost surely, 255183081432 is an apocalyptic number.

It is an amenable number.

55183081432 is a deficient number, since it is larger than the sum of its proper divisors (48483040208).

55183081432 is a wasteful number, since it uses less digits than its factorization.

55183081432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13189602 (or 13189598 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 55183081432 in words is "fifty-five billion, one hundred eighty-three million, eighty-one thousand, four hundred thirty-two".

Divisors: 1 2 4 8 523 1046 2092 4184 13189073 26378146 52756292 105512584 6897885179 13795770358 27591540716 55183081432