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48856660 = 2252442833
BaseRepresentation
bin1011101001011…
…1111001010100
310101221011201221
42322113321110
5100001403120
64503100124
71132163146
oct272277124
9111834657
1048856660
112563a806
1214441644
13a177b88
1466bac96
1544510aa
hex2e97e54

48856660 has 12 divisors (see below), whose sum is σ = 102599028. Its totient is φ = 19542656.

The previous prime is 48856631. The next prime is 48856663. The reversal of 48856660 is 6665884.

It can be written as a sum of positive squares in 2 ways, for example, as 27751824 + 21104836 = 5268^2 + 4594^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48856663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1221397 + ... + 1221436.

It is an arithmetic number, because the mean of its divisors is an integer number (8549919).

Almost surely, 248856660 is an apocalyptic number.

It is an amenable number.

48856660 is an abundant number, since it is smaller than the sum of its proper divisors (53742368).

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

48856660 is a wasteful number, since it uses less digits than its factorization.

48856660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442842 (or 2442840 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 48856660 is about 6989.7539298605. The cubic root of 48856660 is about 365.5734028536.

The spelling of 48856660 in words is "forty-eight million, eight hundred fifty-six thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 2442833 4885666 9771332 12214165 24428330 48856660