Base | Representation |
---|---|
bin | 11000011100101111100… |
… | …111000001101111110110 |
3 | 12221121201012211122200120 |
4 | 120130233213001233312 |
5 | 210011402012111122 |
6 | 3323501433352410 |
7 | 232246132430112 |
oct | 30345747015766 |
9 | 5847635748616 |
10 | 1680130972662 |
11 | 5985a315123a |
12 | 231754568706 |
13 | c258822726c |
14 | 5b4669da742 |
15 | 2da8632475c |
hex | 1872f9c1bf6 |
1680130972662 has 16 divisors (see below), whose sum is σ = 3557924412912. Its totient is φ = 527099912960.
The previous prime is 1680130972621. The next prime is 1680130972687. The reversal of 1680130972662 is 2662790310861.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8235936039 + ... + 8235936242.
It is an arithmetic number, because the mean of its divisors is an integer number (222370275807).
Almost surely, 21680130972662 is an apocalyptic number.
1680130972662 is an abundant number, since it is smaller than the sum of its proper divisors (1877793440250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1680130972662 is a wasteful number, since it uses less digits than its factorization.
1680130972662 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16471872303.
The product of its (nonzero) digits is 1306368, while the sum is 51.
The spelling of 1680130972662 in words is "one trillion, six hundred eighty billion, one hundred thirty million, nine hundred seventy-two thousand, six hundred sixty-two".
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