Base | Representation |
---|---|
bin | 1010000101001101… |
… | …1100111001100001 |
3 | 20222121020202212101 |
4 | 2201103130321201 |
5 | 21020243342011 |
6 | 1124311530401 |
7 | 124030403644 |
oct | 24123347141 |
9 | 6877222771 |
10 | 2706230881 |
11 | 1169662352 |
12 | 636389a01 |
13 | 341888863 |
14 | 1b95b5a5b |
15 | 10c8b62c1 |
hex | a14dce61 |
2706230881 has 4 divisors (see below), whose sum is σ = 2726889264. Its totient is φ = 2685572500.
The previous prime is 2706230861. The next prime is 2706230897. The reversal of 2706230881 is 1880326072.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2706230881 - 215 = 2706198113 is a prime.
It is a super-2 number, since 2×27062308812 = 14647371162556072322, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2706230881.
It is not an unprimeable number, because it can be changed into a prime (2706230831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10328995 + ... + 10329256.
It is an arithmetic number, because the mean of its divisors is an integer number (681722316).
Almost surely, 22706230881 is an apocalyptic number.
It is an amenable number.
2706230881 is a deficient number, since it is larger than the sum of its proper divisors (20658383).
2706230881 is a wasteful number, since it uses less digits than its factorization.
2706230881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20658382.
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 2706230881 is about 52021.4463562866. The cubic root of 2706230881 is about 1393.5469822574.
The spelling of 2706230881 in words is "two billion, seven hundred six million, two hundred thirty thousand, eight hundred eighty-one".
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