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152025325 = 526081013
BaseRepresentation
bin10010000111110…
…11100011101101
3101121001200112121
421003323203231
5302404302300
623030232541
73524123344
oct1103734355
9347050477
10152025325
11788a5971
1242ab5751
132565aa1a
1416294b5b
15d52e81a
hex90fb8ed

152025325 has 6 divisors (see below), whose sum is σ = 188511434. Its totient is φ = 121620240.

The previous prime is 152025323. The next prime is 152025343. The reversal of 152025325 is 523520251.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 35450116 + 116575209 = 5954^2 + 10797^2 .

It is not a de Polignac number, because 152025325 - 21 = 152025323 is a prime.

It is a super-2 number, since 2×1520253252 = 46223398882711250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25), and also a Moran number because the ratio is a prime number: 6081013 = 152025325 / (1 + 5 + 2 + 0 + 2 + 5 + 3 + 2 + 5).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152025325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152025323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3040482 + ... + 3040531.

Almost surely, 2152025325 is an apocalyptic number.

It is an amenable number.

152025325 is a deficient number, since it is larger than the sum of its proper divisors (36486109).

152025325 is an equidigital number, since it uses as much as digits as its factorization.

152025325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6081023 (or 6081018 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 152025325 is about 12329.8550275338. The cubic root of 152025325 is about 533.7099672527.

Adding to 152025325 its reverse (523520251), we get a palindrome (675545576).

The spelling of 152025325 in words is "one hundred fifty-two million, twenty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 6081013 30405065 152025325