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55104430153 = 315033533921
BaseRepresentation
bin110011010100011110…
…101110000001001001
312021020022201002102111
4303110132232001021
51400323213231103
641151543102321
73660352633213
oct632436560111
9167208632374
1055104430153
1121408017a73
12a81a4419a1
1352724336b6
14294a6175b3
151677a7886d
hexcd47ae049

55104430153 has 8 divisors (see below), whose sum is σ = 56995094016. Its totient is φ = 53220835200.

The previous prime is 55104430133. The next prime is 55104430159. The reversal of 55104430153 is 35103440155.

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 55104430153 - 213 = 55104421961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55104430159) by changing a digit.

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, 1751368 + ... + 1782553.

It is an arithmetic number, because the mean of its divisors is an integer number (7124386752).

Almost surely, 255104430153 is an apocalyptic number.

It is an amenable number.

55104430153 is a deficient number, since it is larger than the sum of its proper divisors (1890663863).

55104430153 is a wasteful number, since it uses less digits than its factorization.

55104430153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534455.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 55104430153 in words is "fifty-five billion, one hundred four million, four hundred thirty thousand, one hundred fifty-three".

Divisors: 1 31 503 15593 3533921 109551551 1777562263 55104430153