Base | Representation |
---|---|
bin | 100100101011101… |
… | …1111111100101101 |
3 | 10011210011001011121 |
4 | 1021113133330231 |
5 | 10010102200231 |
6 | 322050220541 |
7 | 42334310551 |
oct | 11127377455 |
9 | 3153131147 |
10 | 1230896941 |
11 | 58189a0aa |
12 | 2a4284751 |
13 | 1680217b1 |
14 | b9693861 |
15 | 730e0311 |
hex | 495dff2d |
1230896941 has 2 divisors, whose sum is σ = 1230896942. Its totient is φ = 1230896940.
The previous prime is 1230896939. The next prime is 1230896971. The reversal of 1230896941 is 1496980321.
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., 687540841 + 543356100 = 26221^2 + 23310^2 .
It is a cyclic number.
It is not a de Polignac number, because 1230896941 - 21 = 1230896939 is a prime.
Together with 1230896939, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1230896921) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615448470 + 615448471.
It is an arithmetic number, because the mean of its divisors is an integer number (615448471).
Almost surely, 21230896941 is an apocalyptic number.
It is an amenable number.
1230896941 is a deficient number, since it is larger than the sum of its proper divisors (1).
1230896941 is an equidigital number, since it uses as much as digits as its factorization.
1230896941 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 93312, while the sum is 43.
The square root of 1230896941 is about 35084.1408759000. The cubic root of 1230896941 is about 1071.7016453277.
The spelling of 1230896941 in words is "one billion, two hundred thirty million, eight hundred ninety-six thousand, nine hundred forty-one".
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