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68383701 = 327598189
BaseRepresentation
bin1000001001101…
…11001111010101
311202200020210200
410010313033111
5120001234301
610441411113
71460152251
oct404671725
9152606720
1068383701
1135667761
121aa99a99
1311223c39
149121261
15600bc86
hex41373d5

68383701 has 6 divisors (see below), whose sum is σ = 98776470. Its totient is φ = 45589128.

The previous prime is 68383697. The next prime is 68383729. The reversal of 68383701 is 10738386.

It can be written as a sum of positive squares in only one way, i.e., 41912676 + 26471025 = 6474^2 + 5145^2 .

It is not a de Polignac number, because 68383701 - 22 = 68383697 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68383781) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3799086 + ... + 3799103.

It is an arithmetic number, because the mean of its divisors is an integer number (16462745).

Almost surely, 268383701 is an apocalyptic number.

It is an amenable number.

68383701 is a deficient number, since it is larger than the sum of its proper divisors (30392769).

68383701 is a wasteful number, since it uses less digits than its factorization.

68383701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7598195 (or 7598192 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 68383701 is about 8269.4438144291. The cubic root of 68383701 is about 408.9317840252.

The spelling of 68383701 in words is "sixty-eight million, three hundred eighty-three thousand, seven hundred one".

Divisors: 1 3 9 7598189 22794567 68383701