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8530960 = 245106637
BaseRepresentation
bin100000100010…
…110000010000
3121001102021111
4200202300100
54140442320
6502503104
7132340414
oct40426020
917042244
108530960
1148a7489
122a34a94
1319c9009
1411c0d44
15b37a5a
hex822c10

8530960 has 20 divisors (see below), whose sum is σ = 19834668. Its totient is φ = 3412352.

The previous prime is 8530939. The next prime is 8531009. The reversal of 8530960 is 690358.

It can be written as a sum of positive squares in 2 ways, for example, as 6411024 + 2119936 = 2532^2 + 1456^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 53239 + ... + 53398.

Almost surely, 28530960 is an apocalyptic number.

8530960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8530960 is an abundant number, since it is smaller than the sum of its proper divisors (11303708).

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

8530960 is a wasteful number, since it uses less digits than its factorization.

8530960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106650 (or 106644 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 8530960 is about 2920.7807175480. The cubic root of 8530960 is about 204.3302353429.

The spelling of 8530960 in words is "eight million, five hundred thirty thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 106637 213274 426548 533185 853096 1066370 1706192 2132740 4265480 8530960