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48880880840 = 23511111092911
BaseRepresentation
bin101101100001100001…
…110000110011001000
311200011121000000202002
4231201201300303020
51300102001141330
634242222530132
73350212426451
oct554141606310
9150147000662
1048880880840
1119803a8a290
129582136948
1347bcc5683c
142519c56128
1514114d3e45
hexb61870cc8

48880880840 has 32 divisors (see below), whose sum is σ = 119980344960. Its totient is φ = 17774865600.

The previous prime is 48880880821. The next prime is 48880880849. The reversal of 48880880840 is 4808808884.

It is not an unprimeable number, because it can be changed into a prime (48880880849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55546016 + ... + 55546895.

It is an arithmetic number, because the mean of its divisors is an integer number (3749385780).

Almost surely, 248880880840 is an apocalyptic number.

48880880840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48880880840 is an abundant number, since it is smaller than the sum of its proper divisors (71099464120).

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

48880880840 is a wasteful number, since it uses less digits than its factorization.

48880880840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111092933 (or 111092929 counting only the distinct ones).

The product of its (nonzero) digits is 4194304, while the sum is 56.

The spelling of 48880880840 in words is "forty-eight billion, eight hundred eighty million, eight hundred eighty thousand, eight hundred forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 111092911 222185822 444371644 555464555 888743288 1110929110 1222022021 2221858220 2444044042 4443716440 4888088084 6110110105 9776176168 12220220210 24440440420 48880880840