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68382654 = 2317963671
BaseRepresentation
bin1000001001101…
…10111110111110
311202200012100220
410010312332332
5120001221104
610441402210
71460146224
oct404667676
9152605326
1068382654
113566699a
121aa99366
1311223612
149120b14
15600b7d9
hex4136fbe

68382654 has 16 divisors (see below), whose sum is σ = 137531520. Its totient is φ = 22666520.

The previous prime is 68382649. The next prime is 68382661. The reversal of 68382654 is 45628386.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30762 + ... + 32909.

It is an arithmetic number, because the mean of its divisors is an integer number (8595720).

Almost surely, 268382654 is an apocalyptic number.

68382654 is an abundant number, since it is smaller than the sum of its proper divisors (69148866).

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

68382654 is a wasteful number, since it uses less digits than its factorization.

68382654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63855.

The product of its digits is 276480, while the sum is 42.

The square root of 68382654 is about 8269.3805088410. The cubic root of 68382654 is about 408.9296970086.

The spelling of 68382654 in words is "sixty-eight million, three hundred eighty-two thousand, six hundred fifty-four".

Divisors: 1 2 3 6 179 358 537 1074 63671 127342 191013 382026 11397109 22794218 34191327 68382654