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152513430 = 23527718353
BaseRepresentation
bin10010001011100…
…10101110010110
3101121222111002120
421011302232112
5303020412210
623044520410
73531225366
oct1105625626
9347874076
10152513430
11790a9663
12430b0106
132579bc44
14163809a6
15d5c9270
hex9172b96

152513430 has 32 divisors (see below), whose sum is σ = 367373664. Its totient is φ = 40521216.

The previous prime is 152513423. The next prime is 152513453. The reversal of 152513430 is 34315251.

152513430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 152513430.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 867 + ... + 17486.

It is an arithmetic number, because the mean of its divisors is an integer number (11480427).

Almost surely, 2152513430 is an apocalyptic number.

152513430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152513430 is an abundant number, since it is smaller than the sum of its proper divisors (214860234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

152513430 is a wasteful number, since it uses less digits than its factorization.

152513430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18640.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 152513430 is about 12349.6327880630. The cubic root of 152513430 is about 534.2805480614.

Adding to 152513430 its reverse (34315251), we get a palindrome (186828681).

It can be divided in two parts, 15251 and 3430, that added together give a palindrome (18681).

The spelling of 152513430 in words is "one hundred fifty-two million, five hundred thirteen thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 277 554 831 1385 1662 2770 4155 8310 18353 36706 55059 91765 110118 183530 275295 550590 5083781 10167562 15251343 25418905 30502686 50837810 76256715 152513430