Base | Representation |
---|---|
bin | 1001010100000011… |
… | …1011110010001101 |
3 | 20110020021200221201 |
4 | 2111000323302031 |
5 | 20110003100221 |
6 | 1052024425501 |
7 | 115645034455 |
oct | 22500736215 |
9 | 6406250851 |
10 | 2500050061 |
11 | 1073238683 |
12 | 599318291 |
13 | 30ac49182 |
14 | 19a064d65 |
15 | e973a891 |
hex | 9503bc8d |
2500050061 has 2 divisors, whose sum is σ = 2500050062. Its totient is φ = 2500050060.
The previous prime is 2500050041. The next prime is 2500050097. The reversal of 2500050061 is 1600500052.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1808885961 + 691164100 = 42531^2 + 26290^2 .
It is a cyclic number.
It is not a de Polignac number, because 2500050061 - 211 = 2500048013 is a prime.
It is a super-2 number, since 2×25000500612 = 12500500615012207442, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2500050041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250025030 + 1250025031.
It is an arithmetic number, because the mean of its divisors is an integer number (1250025031).
Almost surely, 22500050061 is an apocalyptic number.
It is an amenable number.
2500050061 is a deficient number, since it is larger than the sum of its proper divisors (1).
2500050061 is an equidigital number, since it uses as much as digits as its factorization.
2500050061 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 2500050061 is about 50000.5006074939. The cubic root of 2500050061 is about 1357.2178673343.
The spelling of 2500050061 in words is "two billion, five hundred million, fifty thousand, sixty-one".
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