Base | Representation |
---|---|
bin | 111010001001100110001… |
… | …1100100111010100000001 |
3 | 1001022000221001020020000001 |
4 | 1310103030130213110001 |
5 | 2021420224210124211 |
6 | 24555301140000001 |
7 | 1453256632350334 |
oct | 164231434472401 |
9 | 31260831206001 |
10 | 7992069223681 |
11 | 26014657a6644 |
12 | a90abb990001 |
13 | 45c85880a3ca |
14 | 1d8b6527461b |
15 | dcd5aa90ac1 |
hex | 744cc727501 |
7992069223681 has 4 divisors (see below), whose sum is σ = 8412704446000. Its totient is φ = 7571434001364.
The previous prime is 7992069223679. The next prime is 7992069223687. The reversal of 7992069223681 is 1863229602997.
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 7992069223681 - 21 = 7992069223679 is a prime.
It is a super-2 number, since 2×79920692236812 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7992069223687) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210317611131 + ... + 210317611168.
It is an arithmetic number, because the mean of its divisors is an integer number (2103176111500).
Almost surely, 27992069223681 is an apocalyptic number.
It is an amenable number.
7992069223681 is a deficient number, since it is larger than the sum of its proper divisors (420635222319).
7992069223681 is a wasteful number, since it uses less digits than its factorization.
7992069223681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420635222318.
The product of its (nonzero) digits is 35271936, while the sum is 64.
The spelling of 7992069223681 in words is "seven trillion, nine hundred ninety-two billion, sixty-nine million, two hundred twenty-three thousand, six hundred eighty-one".
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