Base | Representation |
---|---|
bin | 11100001110000110111… |
… | …00011010011010111001 |
3 | 10102200211100020022212122 |
4 | 32013003130122122321 |
5 | 111341314020200334 |
6 | 2021241032451025 |
7 | 130024514336300 |
oct | 16070334323271 |
9 | 3380740208778 |
10 | 969646646969 |
11 | 344252287570 |
12 | 137b10849a75 |
13 | 7058b945310 |
14 | 34d070db437 |
15 | 1a351ae032e |
hex | e1c371a6b9 |
969646646969 has 96 divisors (see below), whose sum is σ = 1476952444800. Its totient is φ = 621871810560.
The previous prime is 969646646953. The next prime is 969646647017.
969646646969 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 969646646969 - 24 = 969646646953 is a prime.
It is a super-2 number, since 2×9696466469692 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 969646646893 and 969646646902.
It is not an unprimeable number, because it can be changed into a prime (969646646069) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2049047 + ... + 2477475.
It is an arithmetic number, because the mean of its divisors is an integer number (15384921300).
Almost surely, 2969646646969 is an apocalyptic number.
It is an amenable number.
969646646969 is a deficient number, since it is larger than the sum of its proper divisors (507305797831).
969646646969 is a wasteful number, since it uses less digits than its factorization.
969646646969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 428503 (or 428496 counting only the distinct ones).
The product of its digits is 4897760256, while the sum is 80.
The spelling of 969646646969 in words is "nine hundred sixty-nine billion, six hundred forty-six million, six hundred forty-six thousand, nine hundred sixty-nine".
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