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8486980 = 225735813
BaseRepresentation
bin100000011000…
…000001000100
3120222011221121
4200120001010
54133040410
6501523324
7132065245
oct40300104
916864847
108486980
114877437
122a13544
1319b1ca8
1411acccc
15b299da
hex818044

8486980 has 24 divisors (see below), whose sum is σ = 18069912. Its totient is φ = 3347712.

The previous prime is 8486941. The next prime is 8486983. The reversal of 8486980 is 896848.

It can be written as a sum of positive squares in 4 ways, for example, as 1643524 + 6843456 = 1282^2 + 2616^2 .

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (8486983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1447 + ... + 4366.

It is an arithmetic number, because the mean of its divisors is an integer number (752913).

Almost surely, 28486980 is an apocalyptic number.

It is an amenable number.

8486980 is an abundant number, since it is smaller than the sum of its proper divisors (9582932).

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

8486980 is a wasteful number, since it uses less digits than its factorization.

8486980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895 (or 5893 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 8486980 is about 2913.2421801148. The cubic root of 8486980 is about 203.9784995923.

The spelling of 8486980 in words is "eight million, four hundred eighty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 73 146 292 365 730 1460 5813 11626 23252 29065 58130 116260 424349 848698 1697396 2121745 4243490 8486980