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30024117 = 324770979
BaseRepresentation
bin111001010001…
…0000110110101
32002111101100100
41302202012311
530141232432
62551304313
7513125604
oct162420665
962441310
1030024117
1115a47622
12a07b099
1362b2c66
143db7a3b
15298107c
hex1ca21b5

30024117 has 12 divisors (see below), whose sum is σ = 44291520. Its totient is φ = 19589928.

The previous prime is 30024109. The next prime is 30024133. The reversal of 30024117 is 71142003.

It is not a de Polignac number, because 30024117 - 23 = 30024109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30024117.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30024167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35067 + ... + 35912.

It is an arithmetic number, because the mean of its divisors is an integer number (3690960).

Almost surely, 230024117 is an apocalyptic number.

It is an amenable number.

30024117 is a deficient number, since it is larger than the sum of its proper divisors (14267403).

30024117 is a wasteful number, since it uses less digits than its factorization.

30024117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71032 (or 71029 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 30024117 is about 5479.4267035886. The cubic root of 30024117 is about 310.8064917672.

The spelling of 30024117 in words is "thirty million, twenty-four thousand, one hundred seventeen".

Divisors: 1 3 9 47 141 423 70979 212937 638811 3336013 10008039 30024117