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55304420708 = 22531181220889
BaseRepresentation
bin110011100000011001…
…100111110101100100
312021202021000122220002
4303200121213311210
51401230412430313
641223445400432
73665331551105
oct634031476544
9167667018802
1055304420708
11214aa9a3919
12a875409118
1352a49b65c4
142968dd63ac
15168a3d0058
hexce0667d64

55304420708 has 24 divisors (see below), whose sum is σ = 98692768440. Its totient is φ = 27107375360.

The previous prime is 55304420707. The next prime is 55304420771. The reversal of 55304420708 is 80702440355.

It is a happy number.

55304420708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9688858624 + 45615562084 = 98432^2 + 213578^2 .

It is not an unprimeable number, because it can be changed into a prime (55304420707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139928 + ... + 360816.

It is an arithmetic number, because the mean of its divisors is an integer number (4112198685).

Almost surely, 255304420708 is an apocalyptic number.

It is an amenable number.

55304420708 is a deficient number, since it is larger than the sum of its proper divisors (43388347732).

55304420708 is a wasteful number, since it uses less digits than its factorization.

55304420708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222127 (or 222125 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 55304420708 in words is "fifty-five billion, three hundred four million, four hundred twenty thousand, seven hundred eight".

Divisors: 1 2 4 53 106 212 1181 2362 4724 62593 125186 220889 250372 441778 883556 11707117 23414234 46828468 260869909 521739818 1043479636 13826105177 27652210354 55304420708