Base | Representation |
---|---|
bin | 110000111011100110… |
… | …0011111000010111001 |
3 | 101001020010122002110202 |
4 | 1201313030133002321 |
5 | 3210200204223242 |
6 | 120134515051545 |
7 | 10406645364512 |
oct | 1416714370271 |
9 | 331203562422 |
10 | 105078976697 |
11 | 40622385502 |
12 | 184468a0bb5 |
13 | 9ba7b309b6 |
14 | 512b7dda09 |
15 | 2b00091932 |
hex | 187731f0b9 |
105078976697 has 2 divisors, whose sum is σ = 105078976698. Its totient is φ = 105078976696.
The previous prime is 105078976693. The next prime is 105078976729. The reversal of 105078976697 is 796679870501.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 105064146496 + 14830201 = 324136^2 + 3851^2 .
It is an emirp because it is prime and its reverse (796679870501) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 105078976697 - 22 = 105078976693 is a prime.
It is a super-2 number, since 2×1050789766972 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (105078976693) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52539488348 + 52539488349.
It is an arithmetic number, because the mean of its divisors is an integer number (52539488349).
Almost surely, 2105078976697 is an apocalyptic number.
It is an amenable number.
105078976697 is a deficient number, since it is larger than the sum of its proper divisors (1).
105078976697 is an equidigital number, since it uses as much as digits as its factorization.
105078976697 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 40007520, while the sum is 65.
The spelling of 105078976697 in words is "one hundred five billion, seventy-eight million, nine hundred seventy-six thousand, six hundred ninety-seven".
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