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55212676 = 2213803169
BaseRepresentation
bin1101001010011…
…1101010000100
310211220002112221
43102213222010
5103113301201
65251222124
71240204621
oct322475204
9124802487
1055212676
1129191112
12165a7944
13b591c2c
147493348
154ca94a1
hex34a7a84

55212676 has 6 divisors (see below), whose sum is σ = 96622190. Its totient is φ = 27606336.

The previous prime is 55212659. The next prime is 55212709. The reversal of 55212676 is 67621255.

It can be written as a sum of positive squares in only one way, i.e., 35640900 + 19571776 = 5970^2 + 4424^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6901581 + ... + 6901588.

Almost surely, 255212676 is an apocalyptic number.

It is an amenable number.

55212676 is a deficient number, since it is larger than the sum of its proper divisors (41409514).

55212676 is a wasteful number, since it uses less digits than its factorization.

55212676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13803173 (or 13803171 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 55212676 is about 7430.5232655581. The cubic root of 55212676 is about 380.7847954437.

The spelling of 55212676 in words is "fifty-five million, two hundred twelve thousand, six hundred seventy-six".

Divisors: 1 2 4 13803169 27606338 55212676