Base | Representation |
---|---|
bin | 100000001100011… |
… | …1111101011000111 |
3 | 2210021202121220010 |
4 | 1000120333223013 |
5 | 4203023402322 |
6 | 255110241303 |
7 | 35525230305 |
oct | 10030775307 |
9 | 2707677803 |
10 | 1080294087 |
11 | 504885a34 |
12 | 261956233 |
13 | 142a71392 |
14 | a368d275 |
15 | 64c9220c |
hex | 4063fac7 |
1080294087 has 16 divisors (see below), whose sum is σ = 1527482880. Its totient is φ = 676781952.
The previous prime is 1080294043. The next prime is 1080294091. The reversal of 1080294087 is 7804920801.
It is not a de Polignac number, because 1080294087 - 26 = 1080294023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1080294037) 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, 17538 + ... + 49680.
It is an arithmetic number, because the mean of its divisors is an integer number (95467680).
Almost surely, 21080294087 is an apocalyptic number.
1080294087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
1080294087 is a deficient number, since it is larger than the sum of its proper divisors (447188793).
1080294087 is a wasteful number, since it uses less digits than its factorization.
1080294087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32822.
The product of its (nonzero) digits is 32256, while the sum is 39.
The square root of 1080294087 is about 32867.8275369699. The cubic root of 1080294087 is about 1026.0786857945.
The spelling of 1080294087 in words is "one billion, eighty million, two hundred ninety-four thousand, eighty-seven".
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