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150630325 = 526025213
BaseRepresentation
bin10001111101001…
…10111110110101
3101111102210221221
420332212332311
5302030132300
622540310341
73506223316
oct1076467665
9344383857
10150630325
117803287a
12425423b1
132528ca91
141601060d
15d35631a
hex8fa6fb5

150630325 has 6 divisors (see below), whose sum is σ = 186781634. Its totient is φ = 120504240.

The previous prime is 150630307. The next prime is 150630329. The reversal of 150630325 is 523036051.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 5716881 + 144913444 = 2391^2 + 12038^2 .

It is not a de Polignac number, because 150630325 - 223 = 142241717 is a prime.

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: 6025213 = 150630325 / (1 + 5 + 0 + 6 + 3 + 0 + 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 150630325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150630329) 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, 3012582 + ... + 3012631.

Almost surely, 2150630325 is an apocalyptic number.

It is an amenable number.

150630325 is a deficient number, since it is larger than the sum of its proper divisors (36151309).

150630325 is an equidigital number, since it uses as much as digits as its factorization.

150630325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6025223 (or 6025218 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 25.

The square root of 150630325 is about 12273.1546474409. The cubic root of 150630325 is about 532.0724892743.

Adding to 150630325 its reverse (523036051), we get a palindrome (673666376).

The spelling of 150630325 in words is "one hundred fifty million, six hundred thirty thousand, three hundred twenty-five".

Divisors: 1 5 25 6025213 30126065 150630325