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48930493770 = 234560408017
BaseRepresentation
bin101101100100011111…
…000001010101001010
311200022001100121220000
4231210133001111022
51300202201300040
634251154143430
73351354222534
oct554437012512
9150261317800
1048930493770
1119829a96204
129596881b76
1347ca3079c2
14252268c854
151415a34130
hexb647c154a

48930493770 has 40 divisors (see below), whose sum is σ = 131568663204. Its totient is φ = 13048131456.

The previous prime is 48930493753. The next prime is 48930493771. The reversal of 48930493770 is 7739403984.

48930493770 is a `hidden beast` number, since 4 + 89 + 3 + 0 + 493 + 7 + 70 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44151675129 + 4778818641 = 210123^2 + 69129^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (48930493771) 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 19 ways as a sum of consecutive naturals, for example, 30203199 + ... + 30204818.

Almost surely, 248930493770 is an apocalyptic number.

48930493770 is an abundant number, since it is smaller than the sum of its proper divisors (82638169434).

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

48930493770 is a wasteful number, since it uses less digits than its factorization.

48930493770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60408036 (or 60408027 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 48930493770 in words is "forty-eight billion, nine hundred thirty million, four hundred ninety-three thousand, seven hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 60408017 120816034 181224051 302040085 362448102 543672153 604080170 906120255 1087344306 1631016459 1812240510 2718360765 3262032918 4893049377 5436721530 8155082295 9786098754 16310164590 24465246885 48930493770