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30058132 = 2213578041
BaseRepresentation
bin111001010101…
…0011010010100
32002120010000011
41302222122110
530143330012
62552130004
7513330016
oct162523224
962503004
1030058132
1115a70135
12a096904
1362c55a0
143dc61b6
15298b1a7
hex1caa694

30058132 has 12 divisors (see below), whose sum is σ = 56648116. Its totient is φ = 13872960.

The previous prime is 30058129. The next prime is 30058139. The reversal of 30058132 is 23185003.

It can be written as a sum of positive squares in 2 ways, for example, as 20034576 + 10023556 = 4476^2 + 3166^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30058139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288969 + ... + 289072.

Almost surely, 230058132 is an apocalyptic number.

It is an amenable number.

30058132 is a deficient number, since it is larger than the sum of its proper divisors (26589984).

30058132 is a wasteful number, since it uses less digits than its factorization.

30058132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578058 (or 578056 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 30058132 is about 5482.5297080818. The cubic root of 30058132 is about 310.9238207007.

The spelling of 30058132 in words is "thirty million, fifty-eight thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 578041 1156082 2312164 7514533 15029066 30058132