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68255097 = 322751699
BaseRepresentation
bin1000001000101…
…11110101111001
311202102201101120
410010113311321
5114433130342
610434535453
71456105311
oct404276571
9152381346
1068255097
113558a079
121aa37589
13111aa541
1490ca441
155ed3aec
hex4117d79

68255097 has 4 divisors (see below), whose sum is σ = 91006800. Its totient is φ = 45503396.

The previous prime is 68255081. The next prime is 68255101. The reversal of 68255097 is 79055286.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 68255097 - 24 = 68255081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68250097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11375847 + ... + 11375852.

It is an arithmetic number, because the mean of its divisors is an integer number (22751700).

Almost surely, 268255097 is an apocalyptic number.

It is an amenable number.

68255097 is a deficient number, since it is larger than the sum of its proper divisors (22751703).

68255097 is a wasteful number, since it uses less digits than its factorization.

68255097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22751702.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 68255097 is about 8261.6642996433. The cubic root of 68255097 is about 408.6752742411.

The spelling of 68255097 in words is "sixty-eight million, two hundred fifty-five thousand, ninety-seven".

Divisors: 1 3 22751699 68255097