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68746067 = 1314935491
BaseRepresentation
bin1000001100011…
…11101101010011
311210100122212122
410012033231103
5120044333232
610453244455
71463221565
oct406175523
9153318778
1068746067
1135894a35
121b03372b
131131cb60
1491b7335
15607e312
hex418fb53

68746067 has 8 divisors (see below), whose sum is σ = 74533200. Its totient is φ = 63030240.

The previous prime is 68746039. The next prime is 68746081. The reversal of 68746067 is 76064786.

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

It is not a de Polignac number, because 68746067 - 28 = 68745811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68746367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15809 + ... + 19682.

It is an arithmetic number, because the mean of its divisors is an integer number (9316650).

Almost surely, 268746067 is an apocalyptic number.

68746067 is a deficient number, since it is larger than the sum of its proper divisors (5787133).

68746067 is a wasteful number, since it uses less digits than its factorization.

68746067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35653.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 68746067 is about 8291.3248036728. The cubic root of 68746067 is about 409.6528232955.

The spelling of 68746067 in words is "sixty-eight million, seven hundred forty-six thousand, sixty-seven".

Divisors: 1 13 149 1937 35491 461383 5288159 68746067