Base | Representation |
---|---|
bin | 101010000101011… |
… | …0110100010101111 |
3 | 10122102011200112211 |
4 | 1110022312202233 |
5 | 10343001142431 |
6 | 352042511251 |
7 | 46664625655 |
oct | 12412664257 |
9 | 3572150484 |
10 | 1412130991 |
11 | 665124a07 |
12 | 334b05527 |
13 | 19673828b |
14 | d578cdd5 |
15 | 83e8e2b1 |
hex | 542b68af |
1412130991 has 2 divisors, whose sum is σ = 1412130992. Its totient is φ = 1412130990.
The previous prime is 1412130983. The next prime is 1412131001. The reversal of 1412130991 is 1990312141.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1412130991 - 23 = 1412130983 is a prime.
It is a super-2 number, since 2×14121309912 = 3988227871485284162, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1412130971) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706065495 + 706065496.
It is an arithmetic number, because the mean of its divisors is an integer number (706065496).
Almost surely, 21412130991 is an apocalyptic number.
1412130991 is a deficient number, since it is larger than the sum of its proper divisors (1).
1412130991 is an equidigital number, since it uses as much as digits as its factorization.
1412130991 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1944, while the sum is 31.
The square root of 1412130991 is about 37578.3314025517. The cubic root of 1412130991 is about 1121.9107982990.
The spelling of 1412130991 in words is "one billion, four hundred twelve million, one hundred thirty thousand, nine hundred ninety-one".
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