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68034741 = 3149152203
BaseRepresentation
bin1000000111000…
…10000010110101
311202000112010020
410003202002311
5114404102431
610430115353
71454200005
oct403420265
9152015106
1068034741
1135449565
121a94bb59
1311131158
149070005
155e8d696
hex40e20b5

68034741 has 8 divisors (see below), whose sum is σ = 91322400. Its totient is φ = 45051792.

The previous prime is 68034737. The next prime is 68034767. The reversal of 68034741 is 14743086.

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

It is not a de Polignac number, because 68034741 - 22 = 68034737 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68034341) 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, 75655 + ... + 76548.

It is an arithmetic number, because the mean of its divisors is an integer number (11415300).

Almost surely, 268034741 is an apocalyptic number.

It is an amenable number.

68034741 is a deficient number, since it is larger than the sum of its proper divisors (23287659).

68034741 is a wasteful number, since it uses less digits than its factorization.

68034741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152355.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 68034741 is about 8248.3174647924. The cubic root of 68034741 is about 408.2350085438.

The spelling of 68034741 in words is "sixty-eight million, thirty-four thousand, seven hundred forty-one".

Divisors: 1 3 149 447 152203 456609 22678247 68034741