Base | Representation |
---|---|
bin | 10010010110100… |
… | …101010110100100 |
3 | 210110101110012000 |
4 | 102112211112210 |
5 | 1112311110202 |
6 | 50315325300 |
7 | 10426122642 |
oct | 2226452644 |
9 | 713343160 |
10 | 307910052 |
11 | 14889741a |
12 | 87150830 |
13 | 4ba3a2c8 |
14 | 2cc72192 |
15 | 1c07291c |
hex | 125a55a4 |
307910052 has 96 divisors (see below), whose sum is σ = 874540800. Its totient is φ = 93252096.
The previous prime is 307910027. The next prime is 307910059. The reversal of 307910052 is 250019703.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 307909998 and 307910025.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307910059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50353 + ... + 56135.
It is an arithmetic number, because the mean of its divisors is an integer number (9109800).
Almost surely, 2307910052 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 307910052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437270400).
307910052 is an abundant number, since it is smaller than the sum of its proper divisors (566630748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307910052 is a wasteful number, since it uses less digits than its factorization.
307910052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5842 (or 5834 counting only the distinct ones).
The product of its (nonzero) digits is 1890, while the sum is 27.
The square root of 307910052 is about 17547.3659561770. The cubic root of 307910052 is about 675.2655942476.
Adding to 307910052 its reverse (250019703), we get a palindrome (557929755).
It can be divided in two parts, 3079 and 10052, that added together give a palindrome (13131).
The spelling of 307910052 in words is "three hundred seven million, nine hundred ten thousand, fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •