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4986980 = 225389641
BaseRepresentation
bin10011000001100001100100
3100101100211222
4103001201210
52234040410
6254515512
760250205
oct23014144
910340758
104986980
1128a6879
121805b98
131057b9b
1493b5ac
15687955
hex4c1864

4986980 has 24 divisors (see below), whose sum is σ = 10515960. Its totient is φ = 1986560.

The previous prime is 4986979. The next prime is 4986983. The reversal of 4986980 is 896894.

It can be written as a sum of positive squares in 4 ways, for example, as 817216 + 4169764 = 904^2 + 2042^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4986983) 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, 7460 + ... + 8100.

It is an arithmetic number, because the mean of its divisors is an integer number (438165).

Almost surely, 24986980 is an apocalyptic number.

It is an amenable number.

4986980 is an abundant number, since it is smaller than the sum of its proper divisors (5528980).

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

4986980 is a wasteful number, since it uses less digits than its factorization.

4986980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 4986980 is about 2233.1547192257. The cubic root of 4986980 is about 170.8490397351.

The spelling of 4986980 in words is "four million, nine hundred eighty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 389 641 778 1282 1556 1945 2564 3205 3890 6410 7780 12820 249349 498698 997396 1246745 2493490 4986980