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68597941 = 1715126723
BaseRepresentation
bin1000001011010…
…11100010110101
311210002010200111
410011223202311
5120030113231
610450143021
71462033666
oct405534265
9153063614
1068597941
11357a3715
121ab81a71
131129a5c9
14917936d
1560504b1
hex416b8b5

68597941 has 8 divisors (see below), whose sum is σ = 73116864. Its totient is φ = 64132800.

The previous prime is 68597909. The next prime is 68597987. The reversal of 68597941 is 14979586.

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 68597941 - 25 = 68597909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68592941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10795 + ... + 15928.

It is an arithmetic number, because the mean of its divisors is an integer number (9139608).

Almost surely, 268597941 is an apocalyptic number.

It is an amenable number.

68597941 is a deficient number, since it is larger than the sum of its proper divisors (4518923).

68597941 is a wasteful number, since it uses less digits than its factorization.

68597941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26891.

The product of its digits is 544320, while the sum is 49.

The square root of 68597941 is about 8282.3873973632. The cubic root of 68597941 is about 409.3583876949.

The spelling of 68597941 in words is "sixty-eight million, five hundred ninety-seven thousand, nine hundred forty-one".

Divisors: 1 17 151 2567 26723 454291 4035173 68597941