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68632701 = 3191311959
BaseRepresentation
bin1000001011101…
…00000001111101
311210010220100220
410011310001331
5120032221301
610451011553
71462240224
oct405640175
9153126326
1068632701
1135817845
121ab99bb9
13112b0387
149187cbb
15605a936
hex417407d

68632701 has 8 divisors (see below), whose sum is σ = 91565760. Its totient is φ = 45727392.

The previous prime is 68632699. The next prime is 68632727. The reversal of 68632701 is 10723686.

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

It is not a de Polignac number, because 68632701 - 21 = 68632699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68632771) 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, 241 + ... + 11718.

It is an arithmetic number, because the mean of its divisors is an integer number (11445720).

Almost surely, 268632701 is an apocalyptic number.

It is an amenable number.

68632701 is a deficient number, since it is larger than the sum of its proper divisors (22933059).

68632701 is a wasteful number, since it uses less digits than its factorization.

68632701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13875.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 68632701 is about 8284.4855603713. The cubic root of 68632701 is about 409.4275194822.

The spelling of 68632701 in words is "sixty-eight million, six hundred thirty-two thousand, seven hundred one".

Divisors: 1 3 1913 5739 11959 35877 22877567 68632701