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68935101 = 3130717581
BaseRepresentation
bin1000001101111…
…01110110111101
311210201021011220
410012331312331
5120121410401
610501303553
71464636654
oct406756675
9153637156
1068935101
1135a03a64
121b104bb9
1311387c01
14922619b
1560ba336
hex41bddbd

68935101 has 8 divisors (see below), whose sum is σ = 91989024. Its totient is φ = 45918960.

The previous prime is 68935093. The next prime is 68935127. The reversal of 68935101 is 10153986.

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

It is not a de Polignac number, because 68935101 - 23 = 68935093 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68935171) 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, 4870 + ... + 12711.

It is an arithmetic number, because the mean of its divisors is an integer number (11498628).

Almost surely, 268935101 is an apocalyptic number.

It is an amenable number.

68935101 is a deficient number, since it is larger than the sum of its proper divisors (23053923).

68935101 is a wasteful number, since it uses less digits than its factorization.

68935101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18891.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 68935101 is about 8302.7164831759. The cubic root of 68935101 is about 410.0279596241.

The spelling of 68935101 in words is "sixty-eight million, nine hundred thirty-five thousand, one hundred one".

Divisors: 1 3 1307 3921 17581 52743 22978367 68935101