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68624486 = 274901749
BaseRepresentation
bin1000001011100…
…10000001100110
311210010111002122
410011302001212
5120031440421
610450505542
71462204250
oct405620146
9153114078
1068624486
1135811657
121ab952b2
13112a9708
149184cd0
1560582ab
hex4172066

68624486 has 8 divisors (see below), whose sum is σ = 117642000. Its totient is φ = 29410488.

The previous prime is 68624443. The next prime is 68624503. The reversal of 68624486 is 68442686.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2450861 + ... + 2450888.

It is an arithmetic number, because the mean of its divisors is an integer number (14705250).

Almost surely, 268624486 is an apocalyptic number.

68624486 is a deficient number, since it is larger than the sum of its proper divisors (49017514).

68624486 is a wasteful number, since it uses less digits than its factorization.

68624486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4901758.

The product of its digits is 442368, while the sum is 44.

The square root of 68624486 is about 8283.9897392500. The cubic root of 68624486 is about 409.4111833371.

The spelling of 68624486 in words is "sixty-eight million, six hundred twenty-four thousand, four hundred eighty-six".

Divisors: 1 2 7 14 4901749 9803498 34312243 68624486