Base | Representation |
---|---|
bin | 1111100011000… |
… | …01101001110111 |
3 | 100002102012021212 |
4 | 13301201221313 |
5 | 231342022130 |
6 | 20535232035 |
7 | 3142403123 |
oct | 761415167 |
9 | 302365255 |
10 | 130423415 |
11 | 67691051 |
12 | 3781861b |
13 | 21036425 |
14 | 13470583 |
15 | b6b3e95 |
hex | 7c61a77 |
130423415 has 4 divisors (see below), whose sum is σ = 156508104. Its totient is φ = 104338728.
The previous prime is 130423399. The next prime is 130423451. The reversal of 130423415 is 514324031.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 130423415 - 24 = 130423399 is a prime.
It is a Duffinian number.
It is a congruent number.
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, 13042337 + ... + 13042346.
It is an arithmetic number, because the mean of its divisors is an integer number (39127026).
Almost surely, 2130423415 is an apocalyptic number.
130423415 is a deficient number, since it is larger than the sum of its proper divisors (26084689).
130423415 is an equidigital number, since it uses as much as digits as its factorization.
130423415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26084688.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 130423415 is about 11420.3071324724. The cubic root of 130423415 is about 507.1290890737.
Adding to 130423415 its reverse (514324031), we get a palindrome (644747446).
The spelling of 130423415 in words is "one hundred thirty million, four hundred twenty-three thousand, four hundred fifteen".
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