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516230666 = 27117131489
BaseRepresentation
bin11110110001010…
…000111000001010
31022222101020100022
4132301100320022
52024123340131
6123120340442
715535613450
oct3661207012
91288336308
10516230666
11245442816
12124a74722
1382c48943
144c7bc9d0
15304c237b
hex1ec50e0a

516230666 has 16 divisors (see below), whose sum is σ = 885750720. Its totient is φ = 221045760.

The previous prime is 516230651. The next prime is 516230677. The reversal of 516230666 is 666032615.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650 + ... + 32138.

It is an arithmetic number, because the mean of its divisors is an integer number (55359420).

Almost surely, 2516230666 is an apocalyptic number.

516230666 is a deficient number, since it is larger than the sum of its proper divisors (369520054).

516230666 is a wasteful number, since it uses less digits than its factorization.

516230666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32669.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 516230666 is about 22720.7100681295. The cubic root of 516230666 is about 802.1974304727.

The spelling of 516230666 in words is "five hundred sixteen million, two hundred thirty thousand, six hundred sixty-six".

Divisors: 1 2 7 14 1171 2342 8197 16394 31489 62978 220423 440846 36873619 73747238 258115333 516230666