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516208411 = 7110217121
BaseRepresentation
bin11110110001001…
…011011100011011
31022222100002211001
4132301023130123
52024122132121
6123120045431
715535461535
oct3661133433
91288302731
10516208411
11245428024
12124a63877
1382c3b784
144c7b4855
15304ba991
hex1ec4b71b

516208411 has 8 divisors (see below), whose sum is σ = 524065248. Its totient is φ = 508368000.

The previous prime is 516208403. The next prime is 516208493. The reversal of 516208411 is 114802615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 516208411 - 23 = 516208403 is a prime.

It is a super-2 number, since 2×5162084112 = 532942247174289842, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 516208411.

It is not an unprimeable number, because it can be changed into a prime (516208211) by changing a digit.

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, 68931 + ... + 76051.

It is an arithmetic number, because the mean of its divisors is an integer number (65508156).

Almost surely, 2516208411 is an apocalyptic number.

516208411 is a deficient number, since it is larger than the sum of its proper divisors (7856837).

516208411 is a wasteful number, since it uses less digits than its factorization.

516208411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8213.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 516208411 is about 22720.2203114318. The cubic root of 516208411 is about 802.1859025767.

It can be divided in two parts, 51620 and 8411, that added together give a triangular number (60031 = T346).

The spelling of 516208411 in words is "five hundred sixteen million, two hundred eight thousand, four hundred eleven".

Divisors: 1 71 1021 7121 72491 505591 7270541 516208411