Base | Representation |
---|---|
bin | 1001110010010101101… |
… | …0110001101000011010 |
3 | 121001222101002011202201 |
4 | 2130211122301220122 |
5 | 10223313131004240 |
6 | 205123305320414 |
7 | 15101312113645 |
oct | 2344532615032 |
9 | 531871064681 |
10 | 168131500570 |
11 | 65338937970 |
12 | 28702a9610a |
13 | 12b15b02517 |
14 | 81cd84ca5c |
15 | 45907b0d9a |
hex | 27256b1a1a |
168131500570 has 32 divisors (see below), whose sum is σ = 339072086016. Its totient is φ = 59486328000.
The previous prime is 168131500567. The next prime is 168131500591. The reversal of 168131500570 is 75005131861.
168131500570 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20650906 + ... + 20659045.
It is an arithmetic number, because the mean of its divisors is an integer number (10596002688).
Almost surely, 2168131500570 is an apocalyptic number.
168131500570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
168131500570 is an abundant number, since it is smaller than the sum of its proper divisors (170940585446).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
168131500570 is a wasteful number, since it uses less digits than its factorization.
168131500570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41310006.
The product of its (nonzero) digits is 25200, while the sum is 37.
The spelling of 168131500570 in words is "one hundred sixty-eight billion, one hundred thirty-one million, five hundred thousand, five hundred seventy".
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