Base | Representation |
---|---|
bin | 111011001010000… |
… | …1001101100100110 |
3 | 12010100010010222111 |
4 | 1312110021230212 |
5 | 13031124302321 |
6 | 524545151234 |
7 | 100122112525 |
oct | 16624115446 |
9 | 5110103874 |
10 | 1984994086 |
11 | 929528489 |
12 | 47492b51a |
13 | 25832211a |
14 | 14b8b04bc |
15 | b93eb5e1 |
hex | 76509b26 |
1984994086 has 8 divisors (see below), whose sum is σ = 3152637720. Its totient is φ = 934114848.
The previous prime is 1984994083. The next prime is 1984994101. The reversal of 1984994086 is 6804994891.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 1984994086.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1984994083) 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, 29191056 + ... + 29191123.
It is an arithmetic number, because the mean of its divisors is an integer number (394079715).
Almost surely, 21984994086 is an apocalyptic number.
1984994086 is a deficient number, since it is larger than the sum of its proper divisors (1167643634).
1984994086 is a wasteful number, since it uses less digits than its factorization.
1984994086 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58382198.
The product of its (nonzero) digits is 4478976, while the sum is 58.
The square root of 1984994086 is about 44553.2724499559. The cubic root of 1984994086 is about 1256.7620916764.
The spelling of 1984994086 in words is "one billion, nine hundred eighty-four million, nine hundred ninety-four thousand, eighty-six".
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