Base | Representation |
---|---|
bin | 10010001110000… |
… | …00000100010001 |
3 | 101122120120122201 |
4 | 21013000010101 |
5 | 303111031400 |
6 | 23055403201 |
7 | 3534015112 |
oct | 1107000421 |
9 | 348516581 |
10 | 152830225 |
11 | 792a5679 |
12 | 43223501 |
13 | 258801b2 |
14 | 16424209 |
15 | d63d06a |
hex | 91c0111 |
152830225 has 6 divisors (see below), whose sum is σ = 189509510. Its totient is φ = 122264160.
The previous prime is 152830211. The next prime is 152830231. The reversal of 152830225 is 522038251.
It can be written as a sum of positive squares in 3 ways, for example, as 283024 + 152547201 = 532^2 + 12351^2 .
It is not a de Polignac number, because 152830225 - 211 = 152828177 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 152830193 and 152830202.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3056580 + ... + 3056629.
Almost surely, 2152830225 is an apocalyptic number.
It is an amenable number.
152830225 is a deficient number, since it is larger than the sum of its proper divisors (36679285).
152830225 is an equidigital number, since it uses as much as digits as its factorization.
152830225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6113219 (or 6113214 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 152830225 is about 12362.4522243768. The cubic root of 152830225 is about 534.6502211881.
Adding to 152830225 its reverse (522038251), we get a palindrome (674868476).
The spelling of 152830225 in words is "one hundred fifty-two million, eight hundred thirty thousand, two hundred twenty-five".
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