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152425147 = 7151114411
BaseRepresentation
bin10010001010111…
…01001010111011
3101121210222222211
421011131022323
5303010101042
623042555551
73530410120
oct1105351273
9347728884
10152425147
11790492a6
1243068bb7
132576a9c4
141635a747
15d5ad017
hex915d2bb

152425147 has 8 divisors (see below), whose sum is σ = 174327552. Its totient is φ = 130554600.

The previous prime is 152425139. The next prime is 152425157. The reversal of 152425147 is 741524251.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 152425147 - 23 = 152425139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152425157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3372 + ... + 17782.

It is an arithmetic number, because the mean of its divisors is an integer number (21790944).

Almost surely, 2152425147 is an apocalyptic number.

152425147 is a deficient number, since it is larger than the sum of its proper divisors (21902405).

152425147 is a wasteful number, since it uses less digits than its factorization.

152425147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15929.

The product of its digits is 11200, while the sum is 31.

The square root of 152425147 is about 12346.0579538572. The cubic root of 152425147 is about 534.1774380300.

Adding to 152425147 its reverse (741524251), we get a palindrome (893949398).

The spelling of 152425147 in words is "one hundred fifty-two million, four hundred twenty-five thousand, one hundred forty-seven".

Divisors: 1 7 1511 10577 14411 100877 21775021 152425147