Base | Representation |
---|---|
bin | 1000000100100001… |
… | …0111000000001000 |
3 | 12120222120011202120 |
4 | 2001020113000020 |
5 | 13414102432412 |
6 | 554550331240 |
7 | 104454353160 |
oct | 20110270010 |
9 | 5528504676 |
10 | 2166452232 |
11 | a119a669a |
12 | 505659b20 |
13 | 286ab68c9 |
14 | 167a275a0 |
15 | ca2e1b8c |
hex | 81217008 |
2166452232 has 64 divisors (see below), whose sum is σ = 6193920000. Its totient is φ = 618580800.
The previous prime is 2166452207. The next prime is 2166452237. The reversal of 2166452232 is 2322546612.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 2166452193 and 2166452202.
It is not an unprimeable number, because it can be changed into a prime (2166452237) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332607 + ... + 339057.
It is an arithmetic number, because the mean of its divisors is an integer number (96780000).
Almost surely, 22166452232 is an apocalyptic number.
It is an amenable number.
2166452232 is an abundant number, since it is smaller than the sum of its proper divisors (4027467768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2166452232 is a wasteful number, since it uses less digits than its factorization.
2166452232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8466 (or 8462 counting only the distinct ones).
The product of its digits is 34560, while the sum is 33.
The square root of 2166452232 is about 46545.1633577539. The cubic root of 2166452232 is about 1293.9466560588.
Adding to 2166452232 its reverse (2322546612), we get a palindrome (4488998844).
The spelling of 2166452232 in words is "two billion, one hundred sixty-six million, four hundred fifty-two thousand, two hundred thirty-two".
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