Base | Representation |
---|---|
bin | 1100000010101… |
… | …11101001111011 |
3 | 21001002110120211 |
4 | 12001113221323 |
5 | 201330203311 |
6 | 14005131551 |
7 | 2334450514 |
oct | 601275173 |
9 | 231073524 |
10 | 101022331 |
11 | 5202a633 |
12 | 299b9bb7 |
13 | 17c10c37 |
14 | d5b9a0b |
15 | 8d07821 |
hex | 6057a7b |
101022331 has 4 divisors (see below), whose sum is σ = 101415672. Its totient is φ = 100628992.
The previous prime is 101022329. The next prime is 101022343. The reversal of 101022331 is 133220101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133220101 = 7 ⋅19031443.
It is a cyclic number.
It is not a de Polignac number, because 101022331 - 21 = 101022329 is a prime.
It is a super-2 number, since 2×1010223312 = 20411022721347122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (101022301) 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, 196285 + ... + 196798.
It is an arithmetic number, because the mean of its divisors is an integer number (25353918).
Almost surely, 2101022331 is an apocalyptic number.
101022331 is a deficient number, since it is larger than the sum of its proper divisors (393341).
101022331 is an equidigital number, since it uses as much as digits as its factorization.
101022331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 393340.
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 101022331 is about 10050.9865684917. The cubic root of 101022331 is about 465.7352702575.
Adding to 101022331 its reverse (133220101), we get a palindrome (234242432).
The spelling of 101022331 in words is "one hundred one million, twenty-two thousand, three hundred thirty-one".
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