Base | Representation |
---|---|
bin | 10011111000011011… |
… | …00101010000100101 |
3 | 1000112212202202210101 |
4 | 21330031211100211 |
5 | 133330002313421 |
6 | 4523054024101 |
7 | 525336253054 |
oct | 117415452045 |
9 | 30485682711 |
10 | 10673869861 |
11 | 4588137456 |
12 | 209a7a8031 |
13 | 10114ab135 |
14 | 73385839b |
15 | 42711d191 |
hex | 27c365425 |
10673869861 has 2 divisors, whose sum is σ = 10673869862. Its totient is φ = 10673869860.
The previous prime is 10673869847. The next prime is 10673869879. The reversal of 10673869861 is 16896837601.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 8722439236 + 1951430625 = 93394^2 + 44175^2 .
It is a cyclic number.
It is not a de Polignac number, because 10673869861 - 231 = 8526386213 is a prime.
It is a super-2 number, since 2×106738698612 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10673849861) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5336934930 + 5336934931.
It is an arithmetic number, because the mean of its divisors is an integer number (5336934931).
Almost surely, 210673869861 is an apocalyptic number.
It is an amenable number.
10673869861 is a deficient number, since it is larger than the sum of its proper divisors (1).
10673869861 is an equidigital number, since it uses as much as digits as its factorization.
10673869861 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2612736, while the sum is 55.
The spelling of 10673869861 in words is "ten billion, six hundred seventy-three million, eight hundred sixty-nine thousand, eight hundred sixty-one".
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