Base | Representation |
---|---|
bin | 100110100000110… |
… | …0111000111100001 |
3 | 10100001122000102211 |
4 | 1031001213013201 |
5 | 10121310034001 |
6 | 332121442121 |
7 | 44011045123 |
oct | 11501470741 |
9 | 3301560384 |
10 | 1292268001 |
11 | 6034a7092 |
12 | 300940341 |
13 | 17795b82b |
14 | c38ab213 |
15 | 786b4351 |
hex | 4d0671e1 |
1292268001 has 2 divisors, whose sum is σ = 1292268002. Its totient is φ = 1292268000.
The previous prime is 1292267989. The next prime is 1292268007. The reversal of 1292268001 is 1008622921.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 718186401 + 574081600 = 26799^2 + 23960^2 .
It is a cyclic number.
It is not a de Polignac number, because 1292268001 - 25 = 1292267969 is a prime.
It is not a weakly prime, because it can be changed into another prime (1292268007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646134000 + 646134001.
It is an arithmetic number, because the mean of its divisors is an integer number (646134001).
Almost surely, 21292268001 is an apocalyptic number.
It is an amenable number.
1292268001 is a deficient number, since it is larger than the sum of its proper divisors (1).
1292268001 is an equidigital number, since it uses as much as digits as its factorization.
1292268001 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 31.
The square root of 1292268001 is about 35948.1293115511. The cubic root of 1292268001 is about 1089.2248229736.
The spelling of 1292268001 in words is "one billion, two hundred ninety-two million, two hundred sixty-eight thousand, one".
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