Base | Representation |
---|---|
bin | 1110101001111111… |
… | …11000111010110101 |
3 | 202022100221110122112 |
4 | 13110333320322311 |
5 | 112103313012201 |
6 | 3340440540405 |
7 | 365663010245 |
oct | 72477707265 |
9 | 22270843575 |
10 | 7868485301 |
11 | 3378611516 |
12 | 1637181705 |
13 | 985217081 |
14 | 549031b25 |
15 | 310bbd0bb |
hex | 1d4ff8eb5 |
7868485301 has 4 divisors (see below), whose sum is σ = 7871983104. Its totient is φ = 7864987500.
The previous prime is 7868485211. The next prime is 7868485367. The reversal of 7868485301 is 1035848687.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1035848687 = 1049 ⋅987463.
It is a cyclic number.
It is not a de Polignac number, because 7868485301 - 210 = 7868484277 is a prime.
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 7868485301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7868485501) 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, 1745525 + ... + 1750026.
It is an arithmetic number, because the mean of its divisors is an integer number (1967995776).
Almost surely, 27868485301 is an apocalyptic number.
It is an amenable number.
7868485301 is a deficient number, since it is larger than the sum of its proper divisors (3497803).
7868485301 is a wasteful number, since it uses less digits than its factorization.
7868485301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3497802.
The product of its (nonzero) digits is 1290240, while the sum is 50.
The square root of 7868485301 is about 88704.4829814142. The cubic root of 7868485301 is about 1988.9798312179.
The spelling of 7868485301 in words is "seven billion, eight hundred sixty-eight million, four hundred eighty-five thousand, three hundred one".
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