Base | Representation |
---|---|
bin | 10010010100000… |
… | …000010110000100 |
3 | 210102010010001201 |
4 | 102110000112010 |
5 | 1112122443210 |
6 | 50253032244 |
7 | 10420306321 |
oct | 2224002604 |
9 | 712103051 |
10 | 307234180 |
11 | 148475650 |
12 | 86a85684 |
13 | 4b861796 |
14 | 2cb37b48 |
15 | 1be8c53a |
hex | 12500584 |
307234180 has 96 divisors (see below), whose sum is σ = 765112320. Its totient is φ = 102384000.
The previous prime is 307234171. The next prime is 307234189. The reversal of 307234180 is 81432703.
It is an interprime number because it is at equal distance from previous prime (307234171) and next prime (307234189).
It is not an unprimeable number, because it can be changed into a prime (307234189) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128395 + ... + 130765.
It is an arithmetic number, because the mean of its divisors is an integer number (7969920).
Almost surely, 2307234180 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 307234180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (382556160).
307234180 is an abundant number, since it is smaller than the sum of its proper divisors (457878140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307234180 is a wasteful number, since it uses less digits than its factorization.
307234180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2441 (or 2439 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 307234180 is about 17528.0968733060. The cubic root of 307234180 is about 674.7711560777.
Adding to 307234180 its reverse (81432703), we get a palindrome (388666883).
The spelling of 307234180 in words is "three hundred seven million, two hundred thirty-four thousand, one hundred eighty".
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