Base | Representation |
---|---|
bin | 1111100001100… |
… | …01001011010110 |
3 | 100002001002220202 |
4 | 13300301023112 |
5 | 231314143404 |
6 | 20531100502 |
7 | 3140615204 |
oct | 760611326 |
9 | 302032822 |
10 | 130224854 |
11 | 67565951 |
12 | 37741732 |
13 | 20c96c36 |
14 | 1341c074 |
15 | b67521e |
hex | 7c312d6 |
130224854 has 4 divisors (see below), whose sum is σ = 195337284. Its totient is φ = 65112426.
The previous prime is 130224851. The next prime is 130224883. The reversal of 130224854 is 458422031.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 458422031 = 83 ⋅5523157.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130224851) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32556212 + ... + 32556215.
It is an arithmetic number, because the mean of its divisors is an integer number (48834321).
Almost surely, 2130224854 is an apocalyptic number.
130224854 is a deficient number, since it is larger than the sum of its proper divisors (65112430).
130224854 is an equidigital number, since it uses as much as digits as its factorization.
130224854 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65112429.
The product of its (nonzero) digits is 7680, while the sum is 29.
The square root of 130224854 is about 11411.6104910744. The cubic root of 130224854 is about 506.8716015580.
Adding to 130224854 its reverse (458422031), we get a palindrome (588646885).
The spelling of 130224854 in words is "one hundred thirty million, two hundred twenty-four thousand, eight hundred fifty-four".
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