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48888080 = 245611101
BaseRepresentation
bin1011101001111…
…1100100010000
310101222202211122
42322133210100
5100003404310
64503501412
71132353563
oct272374420
9111882748
1048888080
112566137a
1214457868
13a189277
1466c84da
15445a555
hex2e9f910

48888080 has 20 divisors (see below), whose sum is σ = 113664972. Its totient is φ = 19555200.

The previous prime is 48888071. The next prime is 48888127. The reversal of 48888080 is 8088884.

48888080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 17572864 + 31315216 = 4192^2 + 5596^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 305471 + ... + 305630.

Almost surely, 248888080 is an apocalyptic number.

48888080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48888080 is an abundant number, since it is smaller than the sum of its proper divisors (64776892).

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

48888080 is a wasteful number, since it uses less digits than its factorization.

48888080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611114 (or 611108 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 44.

The square root of 48888080 is about 6992.0011441647. The cubic root of 48888080 is about 365.6517535151.

The spelling of 48888080 in words is "forty-eight million, eight hundred eighty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 611101 1222202 2444404 3055505 4888808 6111010 9777616 12222020 24444040 48888080