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68755201 = 297930011
BaseRepresentation
bin1000001100100…
…01111100000001
311210101010101221
410012101330001
5120100131301
610453355041
71463260324
oct406217401
9153333357
1068755201
11358a0889
121b038a81
1311324068
1491ba7bb
156081da1
hex4191f01

68755201 has 8 divisors (see below), whose sum is σ = 72028800. Its totient is φ = 65541840.

The previous prime is 68755177. The next prime is 68755207. The reversal of 68755201 is 10255786.

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 68755201 - 219 = 68230913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68755207) 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, 12715 + ... + 17296.

It is an arithmetic number, because the mean of its divisors is an integer number (9003600).

Almost surely, 268755201 is an apocalyptic number.

It is an amenable number.

68755201 is a deficient number, since it is larger than the sum of its proper divisors (3273599).

68755201 is a wasteful number, since it uses less digits than its factorization.

68755201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30119.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 68755201 is about 8291.8756020577. The cubic root of 68755201 is about 409.6709654397.

The spelling of 68755201 in words is "sixty-eight million, seven hundred fifty-five thousand, two hundred one".

Divisors: 1 29 79 2291 30011 870319 2370869 68755201