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48633331720 = 2351215833293
BaseRepresentation
bin101101010010110001…
…011100000000001000
311122112100012020012011
4231102301130000020
51244100113103340
634201501025304
73341115333061
oct552261340010
9148470166164
1048633331720
111969727aa36
129513255234
13478089187c
1424d5017568
1513e98d60ea
hexb52c5c008

48633331720 has 16 divisors (see below), whose sum is σ = 109424996460. Its totient is φ = 19453332672.

The previous prime is 48633331697. The next prime is 48633331753. The reversal of 48633331720 is 2713333684.

It can be written as a sum of positive squares in 2 ways, for example, as 48163569444 + 469762276 = 219462^2 + 21674^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 1215833293 = 48633331720 / (4 + 8 + 6 + 3 + 3 + 3 + 3 + 1 + 7 + 2 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607916607 + ... + 607916686.

Almost surely, 248633331720 is an apocalyptic number.

48633331720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48633331720 is an abundant number, since it is smaller than the sum of its proper divisors (60791664740).

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

48633331720 is a wasteful number, since it uses less digits than its factorization.

48633331720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215833304 (or 1215833300 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 48633331720 in words is "forty-eight billion, six hundred thirty-three million, three hundred thirty-one thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1215833293 2431666586 4863333172 6079166465 9726666344 12158332930 24316665860 48633331720