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152425144 = 23191002797
BaseRepresentation
bin10010001010111…
…01001010111000
3101121210222222201
421011131022320
5303010101034
623042555544
73530410114
oct1105351270
9347728881
10152425144
11790492a3
1243068bb4
132576a9c1
141635a744
15d5ad014
hex915d2b8

152425144 has 16 divisors (see below), whose sum is σ = 300839400. Its totient is φ = 72201312.

The previous prime is 152425139. The next prime is 152425157. The reversal of 152425144 is 441524251.

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 3 ways as a sum of consecutive naturals, for example, 501247 + ... + 501550.

Almost surely, 2152425144 is an apocalyptic number.

It is an amenable number.

152425144 is a deficient number, since it is larger than the sum of its proper divisors (148414256).

152425144 is a wasteful number, since it uses less digits than its factorization.

152425144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002822 (or 1002818 counting only the distinct ones).

The product of its digits is 6400, while the sum is 28.

The square root of 152425144 is about 12346.0578323609. The cubic root of 152425144 is about 534.1774345255.

Adding to 152425144 its reverse (441524251), we get a palindrome (593949395).

The spelling of 152425144 in words is "one hundred fifty-two million, four hundred twenty-five thousand, one hundred forty-four".

Divisors: 1 2 4 8 19 38 76 152 1002797 2005594 4011188 8022376 19053143 38106286 76212572 152425144