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320071068 = 22332963621
BaseRepresentation
bin10011000100111…
…110010110011100
3211022021021222000
4103010332112130
51123414233233
651432122300
710634362542
oct2304762634
9738237860
10320071068
11154743149
128b236390
1351407685
1430719d92
151d175d13
hex1313e59c

320071068 has 24 divisors (see below), whose sum is σ = 829814160. Its totient is φ = 106690320.

The previous prime is 320071067. The next prime is 320071069. The reversal of 320071068 is 860170023.

It is an interprime number because it is at equal distance from previous prime (320071067) and next prime (320071069).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320071061) 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, 1481703 + ... + 1481918.

It is an arithmetic number, because the mean of its divisors is an integer number (34575590).

Almost surely, 2320071068 is an apocalyptic number.

It is an amenable number.

320071068 is an abundant number, since it is smaller than the sum of its proper divisors (509743092).

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

320071068 is a wasteful number, since it uses less digits than its factorization.

320071068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963634 (or 2963626 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 320071068 is about 17890.5301207091. The cubic root of 320071068 is about 684.0410101604.

The spelling of 320071068 in words is "three hundred twenty million, seventy-one thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 2963621 5927242 8890863 11854484 17781726 26672589 35563452 53345178 80017767 106690356 160035534 320071068