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68379260 = 2253418963
BaseRepresentation
bin1000001001101…
…10001001111100
311202200000201012
410010312021330
5120001114020
610441334352
71460133305
oct404661174
9152600635
1068379260
1135664394
121aa973b8
1311221c01
14911d7ac
15600a7c5
hex413627c

68379260 has 12 divisors (see below), whose sum is σ = 143596488. Its totient is φ = 27351696.

The previous prime is 68379257. The next prime is 68379307. The reversal of 68379260 is 6297386.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1709462 + ... + 1709501.

It is an arithmetic number, because the mean of its divisors is an integer number (11966374).

Almost surely, 268379260 is an apocalyptic number.

It is an amenable number.

68379260 is an abundant number, since it is smaller than the sum of its proper divisors (75217228).

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

68379260 is a wasteful number, since it uses less digits than its factorization.

68379260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418972 (or 3418970 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 68379260 is about 8269.1752914060. The cubic root of 68379260 is about 408.9229314997.

The spelling of 68379260 in words is "sixty-eight million, three hundred seventy-nine thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 3418963 6837926 13675852 17094815 34189630 68379260