Base | Representation |
---|---|
bin | 1111100000000… |
… | …10000110111001 |
3 | 100001200022110010 |
4 | 13300002012321 |
5 | 231242011212 |
6 | 20523012133 |
7 | 3136153131 |
oct | 760020671 |
9 | 301608403 |
10 | 130032057 |
11 | 67444011 |
12 | 3766a049 |
13 | 20c2a25c |
14 | 133abac1 |
15 | b63803c |
hex | 7c021b9 |
130032057 has 4 divisors (see below), whose sum is σ = 173376080. Its totient is φ = 86688036.
The previous prime is 130032037. The next prime is 130032061. The reversal of 130032057 is 750230031.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 130032057 - 214 = 130015673 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130032037) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21672007 + ... + 21672012.
It is an arithmetic number, because the mean of its divisors is an integer number (43344020).
Almost surely, 2130032057 is an apocalyptic number.
It is an amenable number.
130032057 is a deficient number, since it is larger than the sum of its proper divisors (43344023).
130032057 is an equidigital number, since it uses as much as digits as its factorization.
130032057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43344022.
The product of its (nonzero) digits is 630, while the sum is 21.
The square root of 130032057 is about 11403.1599567839. The cubic root of 130032057 is about 506.6213380405.
Adding to 130032057 its reverse (750230031), we get a palindrome (880262088).
The spelling of 130032057 in words is "one hundred thirty million, thirty-two thousand, fifty-seven".
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