Base | Representation |
---|---|
bin | 111111001110000… |
… | …1011000000000110 |
3 | 12110211121221011200 |
4 | 1332130023000012 |
5 | 13321024024220 |
6 | 550255043330 |
7 | 103365605553 |
oct | 17634130006 |
9 | 5424557150 |
10 | 2121314310 |
11 | 999476925 |
12 | 4b2510546 |
13 | 27a64158b |
14 | 161a37a2a |
15 | c6377890 |
hex | 7e70b006 |
2121314310 has 48 divisors (see below), whose sum is σ = 5518506240. Its totient is φ = 565367040.
The previous prime is 2121314297. The next prime is 2121314339. The reversal of 2121314310 is 134131212.
2121314310 is a `hidden beast` number, since 21 + 21 + 314 + 310 = 666.
It is a super-2 number, since 2×21213143102 = 8999948803621552200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186075 + ... + 197145.
It is an arithmetic number, because the mean of its divisors is an integer number (114968880).
Almost surely, 22121314310 is an apocalyptic number.
2121314310 is an abundant number, since it is smaller than the sum of its proper divisors (3397191930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2121314310 is a wasteful number, since it uses less digits than its factorization.
2121314310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13213 (or 13210 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 2121314310 is about 46057.7280160453. The cubic root of 2121314310 is about 1284.8970752347.
Adding to 2121314310 its reverse (134131212), we get a palindrome (2255445522).
The spelling of 2121314310 in words is "two billion, one hundred twenty-one million, three hundred fourteen thousand, three hundred ten".
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