Base | Representation |
---|---|
bin | 1100000010101… |
… | …11100110110011 |
3 | 21001002110022102 |
4 | 12001113212303 |
5 | 201330202011 |
6 | 14005131015 |
7 | 2334450110 |
oct | 601274663 |
9 | 231073272 |
10 | 101022131 |
11 | 5202a471 |
12 | 299b9a6b |
13 | 17c10b12 |
14 | d5b9907 |
15 | 8d0773b |
hex | 60579b3 |
101022131 has 8 divisors (see below), whose sum is σ = 117177600. Its totient is φ = 85297608.
The previous prime is 101022083. The next prime is 101022169. The reversal of 101022131 is 131220101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 101022131 - 26 = 101022067 is a prime.
It is a super-2 number, since 2×1010221312 = 20410941903562322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (101022931) 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, 107231 + ... + 108168.
It is an arithmetic number, because the mean of its divisors is an integer number (14647200).
Almost surely, 2101022131 is an apocalyptic number.
101022131 is a deficient number, since it is larger than the sum of its proper divisors (16155469).
101022131 is an equidigital number, since it uses as much as digits as its factorization.
101022131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215473.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 101022131 is about 10050.9766192147. The cubic root of 101022131 is about 465.7349629093.
Adding to 101022131 its reverse (131220101), we get a palindrome (232242232).
The spelling of 101022131 in words is "one hundred one million, twenty-two thousand, one hundred thirty-one".
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