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54319320770 = 25111337985539
BaseRepresentation
bin110010100101101011…
…110000111011000010
312012012121101101211012
4302211223300323002
51342221221231040
640542015320522
73632040415451
oct624553607302
9165177341735
1054319320770
1121044927740
12a63b520142
135178895430
1428b4246b98
15162db93865
hexca5af0ec2

54319320770 has 32 divisors (see below), whose sum is σ = 114868272960. Its totient is φ = 18233058240.

The previous prime is 54319320739. The next prime is 54319320793. The reversal of 54319320770 is 7702391345.

54319320770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18991340 + ... + 18994199.

It is an arithmetic number, because the mean of its divisors is an integer number (3589633530).

Almost surely, 254319320770 is an apocalyptic number.

54319320770 is an abundant number, since it is smaller than the sum of its proper divisors (60548952190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54319320770 is a wasteful number, since it uses less digits than its factorization.

54319320770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37985570.

The product of its (nonzero) digits is 158760, while the sum is 41.

The spelling of 54319320770 in words is "fifty-four billion, three hundred nineteen million, three hundred twenty thousand, seven hundred seventy".

Divisors: 1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430 37985539 75971078 189927695 379855390 417840929 493812007 835681858 987624014 2089204645 2469060035 4178409290 4938120070 5431932077 10863864154 27159660385 54319320770