Base | Representation |
---|---|
bin | 1111100011000… |
… | …01100101110010 |
3 | 100002102011221012 |
4 | 13301201211302 |
5 | 231342020104 |
6 | 20535230522 |
7 | 3142402301 |
oct | 761414562 |
9 | 302364835 |
10 | 130423154 |
11 | 67690934 |
12 | 37818442 |
13 | 21036284 |
14 | 13470438 |
15 | b6b3d6e |
hex | 7c61972 |
130423154 has 16 divisors (see below), whose sum is σ = 198556800. Its totient is φ = 64241424.
The previous prime is 130423141. The next prime is 130423177. The reversal of 130423154 is 451324031.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116204 + ... + 117320.
It is an arithmetic number, because the mean of its divisors is an integer number (12409800).
Almost surely, 2130423154 is an apocalyptic number.
130423154 is a deficient number, since it is larger than the sum of its proper divisors (68133646).
130423154 is a wasteful number, since it uses less digits than its factorization.
130423154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1937.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 130423154 is about 11420.2957054535. The cubic root of 130423154 is about 507.1287507889.
Adding to 130423154 its reverse (451324031), we get a palindrome (581747185).
The spelling of 130423154 in words is "one hundred thirty million, four hundred twenty-three thousand, one hundred fifty-four".
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