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68174260 = 22571144269
BaseRepresentation
bin1000001000001…
…00000110110100
311202021121111121
410010010012310
5114423034020
610433113324
71455320530
oct404040664
9152247447
1068174260
1135534370
121a9b8844
131117c7cb
1490a8bc0
155eb9baa
hex41041b4

68174260 has 48 divisors (see below), whose sum is σ = 178496640. Its totient is φ = 21248640.

The previous prime is 68174257. The next prime is 68174317. The reversal of 68174260 is 6247186.

It is a congruent 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, 20595 + ... + 23674.

It is an arithmetic number, because the mean of its divisors is an integer number (3718680).

Almost surely, 268174260 is an apocalyptic number.

It is an amenable number.

68174260 is an abundant number, since it is smaller than the sum of its proper divisors (110322380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68174260 is a wasteful number, since it uses less digits than its factorization.

68174260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44296 (or 44294 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 68174260 is about 8256.7705551263. The cubic root of 68174260 is about 408.5138741644.

The spelling of 68174260 in words is "sixty-eight million, one hundred seventy-four thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 44269 88538 177076 221345 309883 442690 486959 619766 885380 973918 1239532 1549415 1947836 2434795 3098830 3408713 4869590 6197660 6817426 9739180 13634852 17043565 34087130 68174260