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15058030 = 2513115831
BaseRepresentation
bin111001011100…
…010001101110
31001100000201211
4321130101232
512323324110
61254425034
7241663651
oct71342156
931300654
1015058030
118555359
12506217a
133172ba0
141ddd898
1514c698a
hexe5c46e

15058030 has 16 divisors (see below), whose sum is σ = 29189664. Its totient is φ = 5559840.

The previous prime is 15057967. The next prime is 15058061. The reversal of 15058030 is 3085051.

It is a junction number, because it is equal to n+sod(n) for n = 15057992 and 15058010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57786 + ... + 58045.

It is an arithmetic number, because the mean of its divisors is an integer number (1824354).

Almost surely, 215058030 is an apocalyptic number.

15058030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15058030 is a deficient number, since it is larger than the sum of its proper divisors (14131634).

15058030 is a wasteful number, since it uses less digits than its factorization.

15058030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115851.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 15058030 is about 3880.4677553099. The cubic root of 15058030 is about 246.9388299408.

The spelling of 15058030 in words is "fifteen million, fifty-eight thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 115831 231662 579155 1158310 1505803 3011606 7529015 15058030