Base | Representation |
---|---|
bin | 1100110010111101… |
… | …11110001011110001 |
3 | 122201210010011211010 |
4 | 12121132332023301 |
5 | 103032210002434 |
6 | 3053411541133 |
7 | 332150016411 |
oct | 63136761361 |
9 | 18653104733 |
10 | 6870000369 |
11 | 2a05a32a61 |
12 | 13b88ba7a9 |
13 | 8563ba69b |
14 | 49259a641 |
15 | 2a31da9e9 |
hex | 1997be2f1 |
6870000369 has 4 divisors (see below), whose sum is σ = 9160000496. Its totient is φ = 4580000244.
The previous prime is 6870000359. The next prime is 6870000391. The reversal of 6870000369 is 9630000786.
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 not a de Polignac number, because 6870000369 - 24 = 6870000353 is a prime.
It is a super-2 number, since 2×68700003692 = 94393810140120272322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6870000329) 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, 1145000059 + ... + 1145000064.
It is an arithmetic number, because the mean of its divisors is an integer number (2290000124).
Almost surely, 26870000369 is an apocalyptic number.
It is an amenable number.
6870000369 is a deficient number, since it is larger than the sum of its proper divisors (2290000127).
6870000369 is a wasteful number, since it uses less digits than its factorization.
6870000369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2290000126.
The product of its (nonzero) digits is 54432, while the sum is 39.
The square root of 6870000369 is about 82885.4653663717. The cubic root of 6870000369 is about 1901.0151886877.
The spelling of 6870000369 in words is "six billion, eight hundred seventy million, three hundred sixty-nine", and thus it is an aban number.
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