Base | Representation |
---|---|
bin | 11100101101001101101… |
… | …011101011011101000100 |
3 | 20222120212101102222121021 |
4 | 130231031223223131010 |
5 | 224310033440102201 |
6 | 4110124235200524 |
7 | 262344115153102 |
oct | 34551553533504 |
9 | 6876771388537 |
10 | 1972693284676 |
11 | 6a0683a27464 |
12 | 27a3a2ba6144 |
13 | 11404117425a |
14 | 6b69c00ac72 |
15 | 364aaa5dea1 |
hex | 1cb4daeb744 |
1972693284676 has 27 divisors (see below), whose sum is σ = 3494720337213. Its totient is φ = 974347776720.
The previous prime is 1972693284673. The next prime is 1972693284733. The reversal of 1972693284676 is 6764823962791.
The square root of 1972693284676 is 1404526.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 1650387286276 + 322305998400 = 1284674^2 + 567720^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1972693284671) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 233147086 + ... + 233155546.
Almost surely, 21972693284676 is an apocalyptic number.
1972693284676 is the 1404526-th square number.
It is an amenable number.
1972693284676 is a deficient number, since it is larger than the sum of its proper divisors (1522027052537).
1972693284676 is an frugal number, since it uses more digits than its factorization.
1972693284676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17092 (or 8546 counting only the distinct ones).
The product of its digits is 329204736, while the sum is 70.
The spelling of 1972693284676 in words is "one trillion, nine hundred seventy-two billion, six hundred ninety-three million, two hundred eighty-four thousand, six hundred seventy-six".
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