Base | Representation |
---|---|
bin | 1110100100001… |
… | …0101101001001 |
3 | 11020221201121001 |
4 | 3221002231021 |
5 | 111114400013 |
6 | 10021215001 |
7 | 1341155542 |
oct | 351025511 |
9 | 136851531 |
10 | 61090633 |
11 | 3153632a |
12 | 18561461 |
13 | c86c506 |
14 | 81834c9 |
15 | 556addd |
hex | 3a42b49 |
61090633 has 2 divisors, whose sum is σ = 61090634. Its totient is φ = 61090632.
The previous prime is 61090597. The next prime is 61090651. The reversal of 61090633 is 33609016.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 59166864 + 1923769 = 7692^2 + 1387^2 .
It is a cyclic number.
It is not a de Polignac number, because 61090633 - 29 = 61090121 is a prime.
It is a plaindrome in base 15.
It is not a weakly prime, because it can be changed into another prime (61090693) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30545316 + 30545317.
It is an arithmetic number, because the mean of its divisors is an integer number (30545317).
Almost surely, 261090633 is an apocalyptic number.
It is an amenable number.
61090633 is a deficient number, since it is larger than the sum of its proper divisors (1).
61090633 is an equidigital number, since it uses as much as digits as its factorization.
61090633 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2916, while the sum is 28.
The square root of 61090633 is about 7816.0497055738. The cubic root of 61090633 is about 393.8445816965.
Adding to 61090633 its reverse (33609016), we get a palindrome (94699649).
The spelling of 61090633 in words is "sixty-one million, ninety thousand, six hundred thirty-three".
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