Base | Representation |
---|---|
bin | 10010000100000… |
… | …00001100100000 |
3 | 101120010000102001 |
4 | 21002000030200 |
5 | 302242120112 |
6 | 23011333344 |
7 | 3516620236 |
oct | 1102001440 |
9 | 346100361 |
10 | 151520032 |
11 | 78590274 |
12 | 428b1254 |
13 | 25511a31 |
14 | 161a2956 |
15 | d47ec57 |
hex | 9080320 |
151520032 has 24 divisors (see below), whose sum is σ = 306369756. Its totient is φ = 73711872.
The previous prime is 151520029. The next prime is 151520059. The reversal of 151520032 is 230025151.
It can be written as a sum of positive squares in 2 ways, for example, as 121969936 + 29550096 = 11044^2 + 5436^2 .
It is a junction number, because it is equal to n+sod(n) for n = 151519991 and 151520009.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62803 + ... + 65170.
Almost surely, 2151520032 is an apocalyptic number.
It is an amenable number.
151520032 is an abundant number, since it is smaller than the sum of its proper divisors (154849724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151520032 is a wasteful number, since it uses less digits than its factorization.
151520032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128020 (or 128012 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 151520032 is about 12309.3473425686. The cubic root of 151520032 is about 533.1180061314.
Adding to 151520032 its reverse (230025151), we get a palindrome (381545183).
The spelling of 151520032 in words is "one hundred fifty-one million, five hundred twenty thousand, thirty-two".
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