Base | Representation |
---|---|
bin | 1100000000000100001011 |
3 | 12220211111100 |
4 | 30000010023 |
5 | 1301132440 |
6 | 151232443 |
7 | 35511666 |
oct | 14000413 |
9 | 5824440 |
10 | 3145995 |
11 | 18596a6 |
12 | 1078723 |
13 | 861c48 |
14 | 5bc6dd |
15 | 422230 |
hex | 30010b |
3145995 has 12 divisors (see below), whose sum is σ = 5453136. Its totient is φ = 1677840.
The previous prime is 3145981. The next prime is 3145997. The reversal of 3145995 is 5995413.
It is not a de Polignac number, because 3145995 - 28 = 3145739 is a prime.
It is not an unprimeable number, because it can be changed into a prime (3145997) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34911 + ... + 35000.
It is an arithmetic number, because the mean of its divisors is an integer number (454428).
Almost surely, 23145995 is an apocalyptic number.
3145995 is a deficient number, since it is larger than the sum of its proper divisors (2307141).
3145995 is a wasteful number, since it uses less digits than its factorization.
3145995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69922 (or 69919 counting only the distinct ones).
The product of its digits is 24300, while the sum is 36.
The square root of 3145995 is about 1773.6952951395. The cubic root of 3145995 is about 146.5275684198.
The spelling of 3145995 in words is "three million, one hundred forty-five thousand, nine hundred ninety-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •