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4887880 = 235891373
BaseRepresentation
bin10010101001010101001000
3100012022220121
4102221111020
52222403010
6252433024
756355244
oct22512510
910168817
104887880
112839378
121778774
131021a4a
14913424
156683da
hex4a9548

4887880 has 32 divisors (see below), whose sum is σ = 11129400. Its totient is φ = 1931776.

The previous prime is 4887871. The next prime is 4887893. The reversal of 4887880 is 887884.

It can be written as a sum of positive squares in 4 ways, for example, as 4485924 + 401956 = 2118^2 + 634^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2874 + ... + 4246.

Almost surely, 24887880 is an apocalyptic number.

4887880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4887880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5564700).

4887880 is an abundant number, since it is smaller than the sum of its proper divisors (6241520).

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

4887880 is a wasteful number, since it uses less digits than its factorization.

4887880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473 (or 1469 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 43.

The square root of 4887880 is about 2210.8550382149. The cubic root of 4887880 is about 169.7097700739.

The spelling of 4887880 in words is "four million, eight hundred eighty-seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 89 178 356 445 712 890 1373 1780 2746 3560 5492 6865 10984 13730 27460 54920 122197 244394 488788 610985 977576 1221970 2443940 4887880