Base | Representation |
---|---|
bin | 1110110101101010… |
… | …11110111110111100 |
3 | 202120012020010001211 |
4 | 13122311132332330 |
5 | 112303400432144 |
6 | 3354300014204 |
7 | 401262313660 |
oct | 73265367674 |
9 | 22505203054 |
10 | 7966420924 |
11 | 3418922a50 |
12 | 1663b31364 |
13 | 99c5b7047 |
14 | 5580468a0 |
15 | 3195b6034 |
hex | 1dad5efbc |
7966420924 has 96 divisors (see below), whose sum is σ = 17663256576. Its totient is φ = 3053868480.
The previous prime is 7966420867. The next prime is 7966420927. The reversal of 7966420924 is 4290246697.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7966420927) 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 31 ways as a sum of consecutive naturals, for example, 5371087 + ... + 5372569.
It is an arithmetic number, because the mean of its divisors is an integer number (183992256).
Almost surely, 27966420924 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7966420924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8831628288).
7966420924 is an abundant number, since it is smaller than the sum of its proper divisors (9696835652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7966420924 is a wasteful number, since it uses less digits than its factorization.
7966420924 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1775 (or 1773 counting only the distinct ones).
The product of its (nonzero) digits is 1306368, while the sum is 49.
The square root of 7966420924 is about 89254.8089684808. The cubic root of 7966420924 is about 1997.1978193922.
The spelling of 7966420924 in words is "seven billion, nine hundred sixty-six million, four hundred twenty thousand, nine hundred twenty-four".
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