Base | Representation |
---|---|
bin | 11100101001011010001… |
… | …000011111010000001001 |
3 | 20222012022121202011220220 |
4 | 130221122020133100021 |
5 | 224223201420234134 |
6 | 4104210552140253 |
7 | 262140631034445 |
oct | 34513210372011 |
9 | 6865277664826 |
10 | 1968607196169 |
11 | 699977493709 |
12 | 279642697689 |
13 | 11383c7700c3 |
14 | 6b3d1487825 |
15 | 3631be81149 |
hex | 1ca5a21f409 |
1968607196169 has 16 divisors (see below), whose sum is σ = 2641281392640. Its totient is φ = 1304183114640.
The previous prime is 1968607196113. The next prime is 1968607196191. The reversal of 1968607196169 is 9616917068691.
It is not a de Polignac number, because 1968607196169 - 219 = 1968606671881 is a prime.
It is a super-2 number, since 2×19686071961692 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1968607195169) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1222339 + ... + 2330520.
It is an arithmetic number, because the mean of its divisors is an integer number (165080087040).
Almost surely, 21968607196169 is an apocalyptic number.
It is an amenable number.
1968607196169 is a deficient number, since it is larger than the sum of its proper divisors (672674196471).
1968607196169 is a wasteful number, since it uses less digits than its factorization.
1968607196169 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3554020.
The product of its (nonzero) digits is 52907904, while the sum is 69.
The spelling of 1968607196169 in words is "one trillion, nine hundred sixty-eight billion, six hundred seven million, one hundred ninety-six thousand, one hundred sixty-nine".
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