Base | Representation |
---|---|
bin | 1110111000111101… |
… | …11001000011111111 |
3 | 202122010012221221222 |
4 | 13130132321003333 |
5 | 112332434142423 |
6 | 3401124143555 |
7 | 402046220366 |
oct | 73436710377 |
9 | 22563187858 |
10 | 7994052863 |
11 | 3432486265 |
12 | 1671237bbb |
13 | 9a52401c4 |
14 | 55b99a7dd |
15 | 31bc233c8 |
hex | 1dc7b90ff |
7994052863 has 4 divisors (see below), whose sum is σ = 8251925568. Its totient is φ = 7736180160.
The previous prime is 7994052853. The next prime is 7994052877. The reversal of 7994052863 is 3682504997.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 7994052863 - 28 = 7994052607 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7994052853) 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, 128936306 + ... + 128936367.
It is an arithmetic number, because the mean of its divisors is an integer number (2062981392).
Almost surely, 27994052863 is an apocalyptic number.
7994052863 is a deficient number, since it is larger than the sum of its proper divisors (257872705).
7994052863 is a wasteful number, since it uses less digits than its factorization.
7994052863 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257872704.
The product of its (nonzero) digits is 3265920, while the sum is 53.
The square root of 7994052863 is about 89409.4674125733. The cubic root of 7994052863 is about 1999.5042823922.
The spelling of 7994052863 in words is "seven billion, nine hundred ninety-four million, fifty-two thousand, eight hundred sixty-three".
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