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30064707 = 32191091613
BaseRepresentation
bin111001010110…
…0000001000011
32002120110000200
41302230001003
530144032312
62552220243
7513355131
oct162540103
962513020
1030064707
1115a75072
12a09a683
1362c858a
143dc8751
15298d0dc
hex1cac043

30064707 has 24 divisors (see below), whose sum is σ = 46160400. Its totient is φ = 18802368.

The previous prime is 30064691. The next prime is 30064711. The reversal of 30064707 is 70746003.

It is not a de Polignac number, because 30064707 - 24 = 30064691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30064747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17833 + ... + 19445.

It is an arithmetic number, because the mean of its divisors is an integer number (1923350).

Almost surely, 230064707 is an apocalyptic number.

30064707 is a deficient number, since it is larger than the sum of its proper divisors (16095693).

30064707 is a wasteful number, since it uses less digits than its factorization.

30064707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747 (or 1744 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 30064707 is about 5483.1293072478. The cubic root of 30064707 is about 310.9464898304.

The spelling of 30064707 in words is "thirty million, sixty-four thousand, seven hundred seven".

Divisors: 1 3 9 19 57 109 171 327 981 1613 2071 4839 6213 14517 18639 30647 91941 175817 275823 527451 1582353 3340523 10021569 30064707