Base | Representation |
---|---|
bin | 110111101110100… |
… | …0110010100011010 |
3 | 11211022112201020210 |
4 | 1233131012110122 |
5 | 12312143232114 |
6 | 505314231550 |
7 | 64223610453 |
oct | 15735062432 |
9 | 4738481223 |
10 | 1869899034 |
11 | 87a566903 |
12 | 4422855b6 |
13 | 23a524943 |
14 | 13a4b012a |
15 | ae264259 |
hex | 6f74651a |
1869899034 has 32 divisors (see below), whose sum is σ = 3904634880. Its totient is φ = 595858032.
The previous prime is 1869899021. The next prime is 1869899039. The reversal of 1869899034 is 4309989681.
It is not an unprimeable number, because it can be changed into a prime (1869899039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362727 + ... + 367845.
It is an arithmetic number, because the mean of its divisors is an integer number (122019840).
Almost surely, 21869899034 is an apocalyptic number.
1869899034 is an abundant number, since it is smaller than the sum of its proper divisors (2034735846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1869899034 is a wasteful number, since it uses less digits than its factorization.
1869899034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7794.
The product of its (nonzero) digits is 3359232, while the sum is 57.
The square root of 1869899034 is about 43242.3291925863. The cubic root of 1869899034 is about 1231.9867936720.
The spelling of 1869899034 in words is "one billion, eight hundred sixty-nine million, eight hundred ninety-nine thousand, thirty-four".
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