Base | Representation |
---|---|
bin | 1100110010001100… |
… | …10011100110011010 |
3 | 122201022221200022010 |
4 | 12121012103212122 |
5 | 103024031100430 |
6 | 3053021210350 |
7 | 332041036431 |
oct | 63106234632 |
9 | 18638850263 |
10 | 6863534490 |
11 | 2a0231705a |
12 | 13b67009b6 |
13 | 854c65617 |
14 | 491796118 |
15 | 2a285ecb0 |
hex | 19919399a |
6863534490 has 32 divisors (see below), whose sum is σ = 16476820416. Its totient is φ = 1829793920.
The previous prime is 6863534473. The next prime is 6863534497. The reversal of 6863534490 is 944353686.
It is not an unprimeable number, because it can be changed into a prime (6863534497) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94105 + ... + 150275.
It is an arithmetic number, because the mean of its divisors is an integer number (514900638).
Almost surely, 26863534490 is an apocalyptic number.
6863534490 is an abundant number, since it is smaller than the sum of its proper divisors (9613285926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6863534490 is a wasteful number, since it uses less digits than its factorization.
6863534490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60254.
The product of its (nonzero) digits is 1866240, while the sum is 48.
The square root of 6863534490 is about 82846.4512818745. The cubic root of 6863534490 is about 1900.4186049045.
The spelling of 6863534490 in words is "six billion, eight hundred sixty-three million, five hundred thirty-four thousand, four hundred ninety".
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