Base | Representation |
---|---|
bin | 1001000001100000… |
… | …0010110100110011 |
3 | 20020210211122002210 |
4 | 2100120002310303 |
5 | 14430042102011 |
6 | 1040204343203 |
7 | 114011356050 |
oct | 22030026463 |
9 | 6223748083 |
10 | 2422222131 |
11 | 103331037a |
12 | 577244b03 |
13 | 2c7a99644 |
14 | 18d9a6027 |
15 | e29b56a6 |
hex | 90602d33 |
2422222131 has 32 divisors (see below), whose sum is σ = 3833464320. Its totient is φ = 1331548416.
The previous prime is 2422222111. The next prime is 2422222141. The reversal of 2422222131 is 1312222242.
It is not a de Polignac number, because 2422222131 - 213 = 2422213939 is a prime.
It is a super-2 number, since 2×24222221312 = 11734320103812362322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 2422222098 and 2422222107.
It is not an unprimeable number, because it can be changed into a prime (2422222111) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51640 + ... + 86666.
It is an arithmetic number, because the mean of its divisors is an integer number (119795760).
Almost surely, 22422222131 is an apocalyptic number.
2422222131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2422222131 is a deficient number, since it is larger than the sum of its proper divisors (1411242189).
2422222131 is a wasteful number, since it uses less digits than its factorization.
2422222131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35163.
The product of its digits is 768, while the sum is 21.
The square root of 2422222131 is about 49216.0759406924. The cubic root of 2422222131 is about 1342.9854966520.
Adding to 2422222131 its reverse (1312222242), we get a palindrome (3734444373).
The spelling of 2422222131 in words is "two billion, four hundred twenty-two million, two hundred twenty-two thousand, one hundred thirty-one".
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