Base | Representation |
---|---|
bin | 1101010001111111… |
… | …10000000111111000 |
3 | 200101220211022121211 |
4 | 12220333300013320 |
5 | 104100321024033 |
6 | 3135310012504 |
7 | 341460066013 |
oct | 65077600770 |
9 | 20356738554 |
10 | 7130251768 |
11 | 3029928762 |
12 | 146baa7134 |
13 | 8982ac1b3 |
14 | 4b8d8437a |
15 | 2bae972cd |
hex | 1a8ff01f8 |
7130251768 has 8 divisors (see below), whose sum is σ = 13369222080. Its totient is φ = 3565125880.
The previous prime is 7130251727. The next prime is 7130251801. The reversal of 7130251768 is 8671520317.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 7130251768.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 445640728 + ... + 445640743.
It is an arithmetic number, because the mean of its divisors is an integer number (1671152760).
Almost surely, 27130251768 is an apocalyptic number.
It is an amenable number.
7130251768 is a deficient number, since it is larger than the sum of its proper divisors (6238970312).
7130251768 is a wasteful number, since it uses less digits than its factorization.
7130251768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 891281477 (or 891281473 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 40.
The square root of 7130251768 is about 84440.8181390967. The cubic root of 7130251768 is about 1924.7232316323.
The spelling of 7130251768 in words is "seven billion, one hundred thirty million, two hundred fifty-one thousand, seven hundred sixty-eight".
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