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130702756 = 2283393683
BaseRepresentation
bin1111100101001…
…01110110100100
3100002221101110211
413302211312210
5231424442011
620545225204
73144645412
oct762456644
9302841424
10130702756
1167861a08
1237932204
1321103612
14135042b2
15b71bb21
hex7ca5da4

130702756 has 12 divisors (see below), whose sum is σ = 231486192. Its totient is φ = 64563848.

The previous prime is 130702709. The next prime is 130702769. The reversal of 130702756 is 657207031.

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, 196510 + ... + 197173.

It is an arithmetic number, because the mean of its divisors is an integer number (19290516).

Almost surely, 2130702756 is an apocalyptic number.

It is an amenable number.

130702756 is a deficient number, since it is larger than the sum of its proper divisors (100783436).

130702756 is a wasteful number, since it uses less digits than its factorization.

130702756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393770 (or 393768 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 130702756 is about 11432.5306035016. The cubic root of 130702756 is about 507.4908874257.

Adding to 130702756 its reverse (657207031), we get a palindrome (787909787).

The spelling of 130702756 in words is "one hundred thirty million, seven hundred two thousand, seven hundred fifty-six".

Divisors: 1 2 4 83 166 332 393683 787366 1574732 32675689 65351378 130702756