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65130334 = 21091671789
BaseRepresentation
bin1111100001110…
…0111101011110
311112112222000121
43320130331132
5113133132314
610243545154
71420412233
oct370347536
9145488017
1065130334
1133845425
121998b1ba
1310655179
14891578a
155ab7d24
hex3e1cf5e

65130334 has 16 divisors (see below), whose sum is σ = 99237600. Its totient is φ = 32055264.

The previous prime is 65130301. The next prime is 65130341. The reversal of 65130334 is 43303156.

It is a junction number, because it is equal to n+sod(n) for n = 65130299 and 65130308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35512 + ... + 37300.

It is an arithmetic number, because the mean of its divisors is an integer number (6202350).

Almost surely, 265130334 is an apocalyptic number.

65130334 is a deficient number, since it is larger than the sum of its proper divisors (34107266).

65130334 is a wasteful number, since it uses less digits than its factorization.

65130334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 65130334 is about 8070.3366720354. The cubic root of 65130334 is about 402.3411335024.

The spelling of 65130334 in words is "sixty-five million, one hundred thirty thousand, three hundred thirty-four".

Divisors: 1 2 109 167 218 334 1789 3578 18203 36406 195001 298763 390002 597526 32565167 65130334