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55012606 = 2116140993
BaseRepresentation
bin1101000111011…
…0110011111110
310211111221002221
43101312303332
5103040400411
65243035554
71235412415
oct321666376
9124457087
1055012606
1129064870
121650bbba
13b521b4c
14744047c
154c6a071
hex3476cfe

55012606 has 16 divisors (see below), whose sum is σ = 91498608. Its totient is φ = 24595200.

The previous prime is 55012589. The next prime is 55012613. The reversal of 55012606 is 60621055.

It is a super-2 number, since 2×550126062 = 6052773637822472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19155 + ... + 21838.

It is an arithmetic number, because the mean of its divisors is an integer number (5718663).

Almost surely, 255012606 is an apocalyptic number.

55012606 is a deficient number, since it is larger than the sum of its proper divisors (36486002).

55012606 is a wasteful number, since it uses less digits than its factorization.

55012606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41067.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 55012606 is about 7417.0483347488. The cubic root of 55012606 is about 380.3242984135.

The spelling of 55012606 in words is "fifty-five million, twelve thousand, six hundred six".

Divisors: 1 2 11 22 61 122 671 1342 40993 81986 450923 901846 2500573 5001146 27506303 55012606