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30064313 = 173747797
BaseRepresentation
bin111001010101…
…1111010111001
32002120102111002
41302223322321
530144024223
62552214345
7513354026
oct162537271
962512432
1030064313
1115a74844
12a09a3b5
1362c8346
143dc854d
15298ce28
hex1cabeb9

30064313 has 8 divisors (see below), whose sum is σ = 32693832. Its totient is φ = 27530496.

The previous prime is 30064297. The next prime is 30064337. The reversal of 30064313 is 31346003.

It can be written as a sum of positive squares in 4 ways, for example, as 14160169 + 15904144 = 3763^2 + 3988^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 30064313 - 24 = 30064297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30064373) 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, 23270 + ... + 24527.

It is an arithmetic number, because the mean of its divisors is an integer number (4086729).

Almost surely, 230064313 is an apocalyptic number.

It is an amenable number.

30064313 is a deficient number, since it is larger than the sum of its proper divisors (2629519).

30064313 is a wasteful number, since it uses less digits than its factorization.

30064313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47851.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 30064313 is about 5483.0933787416. The cubic root of 30064313 is about 310.9451314996.

The spelling of 30064313 in words is "thirty million, sixty-four thousand, three hundred thirteen".

Divisors: 1 17 37 629 47797 812549 1768489 30064313