Base | Representation |
---|---|
bin | 10011010001010100… |
… | …00000110101000001 |
3 | 222201000102000001101 |
4 | 21220222000311001 |
5 | 132142004402442 |
6 | 4430333534401 |
7 | 514243444345 |
oct | 115052006501 |
9 | 28630360041 |
10 | 10345778497 |
11 | 4429a1656a |
12 | 2008944401 |
13 | c8b526032 |
14 | 702051625 |
15 | 408410cb7 |
hex | 268a80d41 |
10345778497 has 2 divisors, whose sum is σ = 10345778498. Its totient is φ = 10345778496.
The previous prime is 10345778437. The next prime is 10345778581. The reversal of 10345778497 is 79487754301.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 5616603136 + 4729175361 = 74944^2 + 68769^2 .
It is a cyclic number.
It is not a de Polignac number, because 10345778497 - 223 = 10337389889 is a prime.
It is not a weakly prime, because it can be changed into another prime (10345778437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5172889248 + 5172889249.
It is an arithmetic number, because the mean of its divisors is an integer number (5172889249).
Almost surely, 210345778497 is an apocalyptic number.
It is an amenable number.
10345778497 is a deficient number, since it is larger than the sum of its proper divisors (1).
10345778497 is an equidigital number, since it uses as much as digits as its factorization.
10345778497 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5927040, while the sum is 55.
The spelling of 10345778497 in words is "ten billion, three hundred forty-five million, seven hundred seventy-eight thousand, four hundred ninety-seven".
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