Base | Representation |
---|---|
bin | 1000010110000101… |
… | …1001001000100110 |
3 | 12210010012001122110 |
4 | 2011201121020212 |
5 | 14041432422210 |
6 | 1010141341450 |
7 | 106340510046 |
oct | 20541311046 |
9 | 5703161573 |
10 | 2240123430 |
11 | a4a544986 |
12 | 526267886 |
13 | 29913c42c |
14 | 173723726 |
15 | d19e5420 |
hex | 85859226 |
2240123430 has 16 divisors (see below), whose sum is σ = 5376296304. Its totient is φ = 597366240.
The previous prime is 2240123429. The next prime is 2240123461. The reversal of 2240123430 is 343210422.
It is a junction number, because it is equal to n+sod(n) for n = 2240123397 and 2240123406.
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, 37335361 + ... + 37335420.
It is an arithmetic number, because the mean of its divisors is an integer number (336018519).
Almost surely, 22240123430 is an apocalyptic number.
2240123430 is an abundant number, since it is smaller than the sum of its proper divisors (3136172874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2240123430 is a wasteful number, since it uses less digits than its factorization.
2240123430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74670791.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 2240123430 is about 47329.9422142052. The cubic root of 2240123430 is about 1308.4505562361.
Adding to 2240123430 its reverse (343210422), we get a palindrome (2583333852).
The spelling of 2240123430 in words is "two billion, two hundred forty million, one hundred twenty-three thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •