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48795131 = 721190529
BaseRepresentation
bin1011101000100…
…0110111111011
310101211001100002
42322020313323
544442421011
64501503215
71131515600
oct272106773
9111731302
1048795131
11255a8560
1214411b0b
13a155b78
1466a26a7
15443cc3b
hex2e88dfb

48795131 has 12 divisors (see below), whose sum is σ = 61922520. Its totient is φ = 38021760.

The previous prime is 48795073. The next prime is 48795133. The reversal of 48795131 is 13159784.

It is a de Polignac number, because none of the positive numbers 2k-48795131 is a prime.

It is a super-2 number, since 2×487951312 = 4761929618614322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (48795133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44726 + ... + 45803.

It is an arithmetic number, because the mean of its divisors is an integer number (5160210).

Almost surely, 248795131 is an apocalyptic number.

48795131 is a deficient number, since it is larger than the sum of its proper divisors (13127389).

48795131 is a wasteful number, since it uses less digits than its factorization.

48795131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90554 (or 90547 counting only the distinct ones).

The product of its digits is 30240, while the sum is 38.

The square root of 48795131 is about 6985.3511722747. The cubic root of 48795131 is about 365.4198733582.

The spelling of 48795131 in words is "forty-eight million, seven hundred ninety-five thousand, one hundred thirty-one".

Divisors: 1 7 11 49 77 539 90529 633703 995819 4435921 6970733 48795131