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48840880 = 2451155501
BaseRepresentation
bin1011101001010…
…0000010110000
310101220101002111
42322110002300
5100000402010
64502455104
71132066144
oct272240260
9111811074
1048840880
1125629970
1214434494
13a17093a
1466b5224
15444b58a
hex2e940b0

48840880 has 40 divisors (see below), whose sum is σ = 123880464. Its totient is φ = 17760000.

The previous prime is 48840877. The next prime is 48840889. The reversal of 48840880 is 8804884.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (48840889) 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, 26871 + ... + 28630.

Almost surely, 248840880 is an apocalyptic number.

48840880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48840880 is an abundant number, since it is smaller than the sum of its proper divisors (75039584).

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

48840880 is a wasteful number, since it uses less digits than its factorization.

48840880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55525 (or 55519 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 40.

The square root of 48840880 is about 6988.6250435976. The cubic root of 48840880 is about 365.5340402946.

The spelling of 48840880 in words is "forty-eight million, eight hundred forty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 55501 111002 222004 277505 444008 555010 610511 888016 1110020 1221022 2220040 2442044 3052555 4440080 4884088 6105110 9768176 12210220 24420440 48840880