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152430530 = 2572177579
BaseRepresentation
bin10010001010111…
…10011111000010
3101121211021101012
421011132133002
5303010234110
623043040522
73530431610
oct1105363702
9347737335
10152430530
117905234a
1243070142
13257702a5
141635c6b0
15d5ae905
hex915e7c2

152430530 has 16 divisors (see below), whose sum is σ = 313571520. Its totient is φ = 52261872.

The previous prime is 152430511. The next prime is 152430547. The reversal of 152430530 is 35034251.

152430530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 152430496 and 152430505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088720 + ... + 1088859.

It is an arithmetic number, because the mean of its divisors is an integer number (19598220).

Almost surely, 2152430530 is an apocalyptic number.

152430530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152430530 is an abundant number, since it is smaller than the sum of its proper divisors (161140990).

152430530 is a wasteful number, since it uses less digits than its factorization.

152430530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2177593.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 152430530 is about 12346.2759567410. The cubic root of 152430530 is about 534.1837262385.

Adding to 152430530 its reverse (35034251), we get a palindrome (187464781).

The spelling of 152430530 in words is "one hundred fifty-two million, four hundred thirty thousand, five hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 2177579 4355158 10887895 15243053 21775790 30486106 76215265 152430530