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68096845634 = 21741166929269
BaseRepresentation
bin111111011010111000…
…110110011101000010
320111202210020011212212
4333122320312131002
52103430243030014
651141103422122
74630334431436
oct773270663502
9214683204785
1068096845634
1126974992024
12112455b4942
13656307b0cc
14341dd6a9c6
151b884cd23e
hexfdae36742

68096845634 has 32 divisors (see below), whose sum is σ = 110861881200. Its totient is φ = 31244175360.

The previous prime is 68096845561. The next prime is 68096845643. The reversal of 68096845634 is 43654869086.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 30501574609 + 37595271025 = 174647^2 + 193895^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2311952 + ... + 2341220.

Almost surely, 268096845634 is an apocalyptic number.

68096845634 is a deficient number, since it is larger than the sum of its proper divisors (42765035566).

68096845634 is a wasteful number, since it uses less digits than its factorization.

68096845634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30998.

The product of its (nonzero) digits is 29859840, while the sum is 59.

The spelling of 68096845634 in words is "sixty-eight billion, ninety-six million, eight hundred forty-five thousand, six hundred thirty-four".

Divisors: 1 2 17 34 41 82 697 1394 1669 3338 28373 29269 56746 58538 68429 136858 497573 995146 1163293 1200029 2326586 2400058 20400493 40800986 48849961 97699922 830449337 1660898674 2002848401 4005696802 34048422817 68096845634