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55126079 = 107677761
BaseRepresentation
bin1101001001001…
…0100000111111
310211201200202122
43102102200333
5103103013304
65245313155
71236364301
oct322224077
9124650678
1055126079
1129132048
12165657bb
13b5616a8
14746d971
154c8d9be
hex349283f

55126079 has 8 divisors (see below), whose sum is σ = 55796688. Its totient is φ = 54458560.

The previous prime is 55126063. The next prime is 55126109. The reversal of 55126079 is 97062155.

55126079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55126079 - 24 = 55126063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55126579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72059 + ... + 72819.

It is an arithmetic number, because the mean of its divisors is an integer number (6974586).

Almost surely, 255126079 is an apocalyptic number.

55126079 is a deficient number, since it is larger than the sum of its proper divisors (670609).

55126079 is a wasteful number, since it uses less digits than its factorization.

55126079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 55126079 is about 7424.6938657429. The cubic root of 55126079 is about 380.5856136743.

The spelling of 55126079 in words is "fifty-five million, one hundred twenty-six thousand, seventy-nine".

Divisors: 1 107 677 761 72439 81427 515197 55126079