Base | Representation |
---|---|
bin | 11101111111010101… |
… | …100001100111100111 |
3 | 10002010011002101200122 |
4 | 131333111201213213 |
5 | 1011421441321411 |
6 | 22443141432155 |
7 | 2216655002000 |
oct | 357725414747 |
9 | 102104071618 |
10 | 32201120231 |
11 | 12724769265 |
12 | 62a810b65b |
13 | 30623c95c7 |
14 | 17b68d81a7 |
15 | c86eb79db |
hex | 77f5619e7 |
32201120231 has 32 divisors (see below), whose sum is σ = 39822480000. Its totient is φ = 25937404416.
The previous prime is 32201120227. The next prime is 32201120267. The reversal of 32201120231 is 13202110223.
It is not a de Polignac number, because 32201120231 - 22 = 32201120227 is a prime.
It is a super-2 number, since 2×322011202312 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32201120221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4130285 + ... + 4138073.
It is an arithmetic number, because the mean of its divisors is an integer number (1244452500).
Almost surely, 232201120231 is an apocalyptic number.
32201120231 is a deficient number, since it is larger than the sum of its proper divisors (7621359769).
32201120231 is an equidigital number, since it uses as much as digits as its factorization.
32201120231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8536 (or 8522 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 32201120231 its reverse (13202110223), we get a palindrome (45403230454).
The spelling of 32201120231 in words is "thirty-two billion, two hundred one million, one hundred twenty thousand, two hundred thirty-one".
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