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68706411 = 327198423
BaseRepresentation
bin1000001100001…
…10000001101011
311210021122110220
410012012001223
5120042101121
610452341123
71462665144
oct406060153
9153248426
1068706411
1135868164
121b0147a3
1311307aa7
1491a6acb
1560726c6
hex418606b

68706411 has 8 divisors (see below), whose sum is σ = 91653120. Its totient is φ = 45781992.

The previous prime is 68706409. The next prime is 68706427. The reversal of 68706411 is 11460786.

It is a happy number.

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

It is not a de Polignac number, because 68706411 - 21 = 68706409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68706461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3946 + ... + 12368.

It is an arithmetic number, because the mean of its divisors is an integer number (11456640).

Almost surely, 268706411 is an apocalyptic number.

68706411 is a deficient number, since it is larger than the sum of its proper divisors (22946709).

68706411 is a wasteful number, since it uses less digits than its factorization.

68706411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11145.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 68706411 is about 8288.9330435225. The cubic root of 68706411 is about 409.5740390695.

The spelling of 68706411 in words is "sixty-eight million, seven hundred six thousand, four hundred eleven".

Divisors: 1 3 2719 8157 8423 25269 22902137 68706411