Base | Representation |
---|---|
bin | 1010011101011101… |
… | …1100001111110110 |
3 | 21020200122010122222 |
4 | 2213113130033312 |
5 | 21222313040321 |
6 | 1142343522342 |
7 | 126404045150 |
oct | 24727341766 |
9 | 7220563588 |
10 | 2807940086 |
11 | 1211010a46 |
12 | 6644593b2 |
13 | 35997a313 |
14 | 1c8ccdad0 |
15 | 1167a73ab |
hex | a75dc3f6 |
2807940086 has 16 divisors (see below), whose sum is σ = 4815762336. Its totient is φ = 1202865216.
The previous prime is 2807940043. The next prime is 2807940131. The reversal of 2807940086 is 6800497082.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11501 + ... + 75816.
It is an arithmetic number, because the mean of its divisors is an integer number (300985146).
Almost surely, 22807940086 is an apocalyptic number.
2807940086 is a deficient number, since it is larger than the sum of its proper divisors (2007822250).
2807940086 is a wasteful number, since it uses less digits than its factorization.
2807940086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89623.
The product of its (nonzero) digits is 193536, while the sum is 44.
The square root of 2807940086 is about 52989.9998678996. Note that the first 3 decimals coincide. The cubic root of 2807940086 is about 1410.7907785250.
The spelling of 2807940086 in words is "two billion, eight hundred seven million, nine hundred forty thousand, eighty-six".
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