Base | Representation |
---|---|
bin | 110110100100100… |
… | …0111001110011010 |
3 | 11201121112210102210 |
4 | 1231021013032122 |
5 | 12222230333214 |
6 | 501410535550 |
7 | 63243065544 |
oct | 15511071632 |
9 | 4647483383 |
10 | 1831105434 |
11 | 85a67a684 |
12 | 4312975b6 |
13 | 232491252 |
14 | 135292694 |
15 | aab4eb59 |
hex | 6d24739a |
1831105434 has 16 divisors (see below), whose sum is σ = 3662789760. Its totient is φ = 610272000.
The previous prime is 1831105433. The next prime is 1831105439. The reversal of 1831105434 is 4345011381.
It is a super-2 number, since 2×18311054342 = 6705894220848656712, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1831105433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24559 + ... + 65309.
It is an arithmetic number, because the mean of its divisors is an integer number (228924360).
Almost surely, 21831105434 is an apocalyptic number.
1831105434 is an abundant number, since it is smaller than the sum of its proper divisors (1831684326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1831105434 is a wasteful number, since it uses less digits than its factorization.
1831105434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48245.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 1831105434 is about 42791.4177610418. The cubic root of 1831105434 is about 1223.4074396392.
The spelling of 1831105434 in words is "one billion, eight hundred thirty-one million, one hundred five thousand, four hundred thirty-four".
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