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48780975612 = 2234065081301
BaseRepresentation
bin101101011011100100…
…101001110111111100
311122220122000022112110
4231123210221313330
51244400412204422
634224253334020
73344560310535
oct553344516774
9148818008473
1048780975612
1119762652a86
129554797310
1347a5347215
14250a88b68c
15140784c60c
hexb5b929dfc

48780975612 has 12 divisors (see below), whose sum is σ = 113822276456. Its totient is φ = 16260325200.

The previous prime is 48780975589. The next prime is 48780975631. The reversal of 48780975612 is 21657908784.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2032540639 + ... + 2032540662.

Almost surely, 248780975612 is an apocalyptic number.

It is an amenable number.

48780975612 is an abundant number, since it is smaller than the sum of its proper divisors (65041300844).

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

48780975612 is a wasteful number, since it uses less digits than its factorization.

48780975612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065081308 (or 4065081306 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 57.

The spelling of 48780975612 in words is "forty-eight billion, seven hundred eighty million, nine hundred seventy-five thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 4065081301 8130162602 12195243903 16260325204 24390487806 48780975612