Base | Representation |
---|---|
bin | 1110100110010… |
… | …1101100101001 |
3 | 11021020000012111 |
4 | 3221211230221 |
5 | 111133441321 |
6 | 10024242321 |
7 | 1342323445 |
oct | 351455451 |
9 | 137200174 |
10 | 61233961 |
11 | 31623a88 |
12 | 186103a1 |
13 | c8bc819 |
14 | 81bd825 |
15 | 55985e1 |
hex | 3a65b29 |
61233961 has 2 divisors, whose sum is σ = 61233962. Its totient is φ = 61233960.
The previous prime is 61233947. The next prime is 61234037. The reversal of 61233961 is 16933216.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54243225 + 6990736 = 7365^2 + 2644^2 .
It is a cyclic number.
It is not a de Polignac number, because 61233961 - 27 = 61233833 is a prime.
It is not a weakly prime, because it can be changed into another prime (61233661) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30616980 + 30616981.
It is an arithmetic number, because the mean of its divisors is an integer number (30616981).
Almost surely, 261233961 is an apocalyptic number.
It is an amenable number.
61233961 is a deficient number, since it is larger than the sum of its proper divisors (1).
61233961 is an equidigital number, since it uses as much as digits as its factorization.
61233961 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5832, while the sum is 31.
The square root of 61233961 is about 7825.2131600360. The cubic root of 61233961 is about 394.1523477424.
The spelling of 61233961 in words is "sixty-one million, two hundred thirty-three thousand, nine hundred sixty-one".
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