Base | Representation |
---|---|
bin | 111011101110011… |
… | …1000111011101011 |
3 | 12011122222220010222 |
4 | 1313130320323223 |
5 | 13101014440211 |
6 | 530510000255 |
7 | 100443150104 |
oct | 16734707353 |
9 | 5148886128 |
10 | 2004061931 |
11 | 939271433 |
12 | 47b1a608b |
13 | 25c26a181 |
14 | 1502353ab |
15 | bae161db |
hex | 77738eeb |
2004061931 has 2 divisors, whose sum is σ = 2004061932. Its totient is φ = 2004061930.
The previous prime is 2004061877. The next prime is 2004061987. The reversal of 2004061931 is 1391604002.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2004061931 - 210 = 2004060907 is a prime.
It is a super-2 number, since 2×20040619312 = 8032528446566897522, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2004061931.
It is not a weakly prime, because it can be changed into another prime (2004061831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1002030965 + 1002030966.
It is an arithmetic number, because the mean of its divisors is an integer number (1002030966).
Almost surely, 22004061931 is an apocalyptic number.
2004061931 is a deficient number, since it is larger than the sum of its proper divisors (1).
2004061931 is an equidigital number, since it uses as much as digits as its factorization.
2004061931 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 2004061931 is about 44766.7502841115. The cubic root of 2004061931 is about 1260.7734251685.
Adding to 2004061931 its reverse (1391604002), we get a palindrome (3395665933).
The spelling of 2004061931 in words is "two billion, four million, sixty-one thousand, nine hundred thirty-one".
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