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4878980 = 225892741
BaseRepresentation
bin10010100111001010000100
3100011212200222
4102213022010
52222111410
6252323512
756320301
oct22471204
910155628
104878980
112832717
121773598
13101a992
149100a8
15665955
hex4a7284

4878980 has 24 divisors (see below), whose sum is σ = 10364760. Its totient is φ = 1928960.

The previous prime is 4878977. The next prime is 4879009. The reversal of 4878980 is 898784.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12544 + 4866436 = 112^2 + 2206^2 .

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, 410 + ... + 3150.

It is an arithmetic number, because the mean of its divisors is an integer number (431865).

Almost surely, 24878980 is an apocalyptic number.

It is an amenable number.

4878980 is an abundant number, since it is smaller than the sum of its proper divisors (5485780).

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

4878980 is a wasteful number, since it uses less digits than its factorization.

4878980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2839 (or 2837 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 4878980 is about 2208.8413252201. The cubic root of 4878980 is about 169.6067032624.

The spelling of 4878980 in words is "four million, eight hundred seventy-eight thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 89 178 356 445 890 1780 2741 5482 10964 13705 27410 54820 243949 487898 975796 1219745 2439490 4878980