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8276980 = 225413849
BaseRepresentation
bin11111100100101111110100
3120120111212211
4133210233310
54104330410
6453223204
7130232065
oct37445764
916514784
108276980
114743688
122931b04
13193a52a
14115656c
15ad768a
hex7e4bf4

8276980 has 12 divisors (see below), whose sum is σ = 17381700. Its totient is φ = 3310784.

The previous prime is 8276953. The next prime is 8276993. The reversal of 8276980 is 896728.

It can be written as a sum of positive squares in 2 ways, for example, as 6411024 + 1865956 = 2532^2 + 1366^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206905 + ... + 206944.

It is an arithmetic number, because the mean of its divisors is an integer number (1448475).

Almost surely, 28276980 is an apocalyptic number.

It is an amenable number.

8276980 is an abundant number, since it is smaller than the sum of its proper divisors (9104720).

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

8276980 is a wasteful number, since it uses less digits than its factorization.

8276980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413858 (or 413856 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 8276980 is about 2876.9741048539. The cubic root of 8276980 is about 202.2820293435.

The spelling of 8276980 in words is "eight million, two hundred seventy-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 413849 827698 1655396 2069245 4138490 8276980