Base | Representation |
---|---|
bin | 1000010100110101… |
… | …0101010011000101 |
3 | 12202202021220012202 |
4 | 2011031111103011 |
5 | 14034111133322 |
6 | 1005432524245 |
7 | 106245015632 |
oct | 20515252305 |
9 | 5682256182 |
10 | 2234864837 |
11 | a47583037 |
12 | 524550685 |
13 | 29801aa3a |
14 | 172b55189 |
15 | d1307292 |
hex | 853554c5 |
2234864837 has 4 divisors (see below), whose sum is σ = 2235216780. Its totient is φ = 2234512896.
The previous prime is 2234864831. The next prime is 2234864881. The reversal of 2234864837 is 7384684322.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7384684322 = 2 ⋅3692342161.
It can be written as a sum of positive squares in 2 ways, for example, as 945624001 + 1289240836 = 30751^2 + 35906^2 .
It is a cyclic number.
It is not a de Polignac number, because 2234864837 - 28 = 2234864581 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2234864791 and 2234864800.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2234864831) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166268 + ... + 179205.
It is an arithmetic number, because the mean of its divisors is an integer number (558804195).
Almost surely, 22234864837 is an apocalyptic number.
It is an amenable number.
2234864837 is a deficient number, since it is larger than the sum of its proper divisors (351943).
2234864837 is an equidigital number, since it uses as much as digits as its factorization.
2234864837 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351942.
The product of its digits is 1548288, while the sum is 47.
The square root of 2234864837 is about 47274.3570765378. The cubic root of 2234864837 is about 1307.4259103239.
The spelling of 2234864837 in words is "two billion, two hundred thirty-four million, eight hundred sixty-four thousand, eight hundred thirty-seven".
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