Base | Representation |
---|---|
bin | 100000001100100110101… |
… | …001110001010010010111 |
3 | 21211111222212200000022020 |
4 | 200030212221301102113 |
5 | 242222304000011211 |
6 | 4412233503304223 |
7 | 315565134101103 |
oct | 40144651612227 |
9 | 7744885600266 |
10 | 2212556641431 |
11 | 7833815a75a4 |
12 | 2b89848ab073 |
13 | 130849142496 |
14 | 7913448a903 |
15 | 3c8489c8306 |
hex | 20326a71497 |
2212556641431 has 16 divisors (see below), whose sum is σ = 3106045098240. Its totient is φ = 1397088095040.
The previous prime is 2212556641369. The next prime is 2212556641433. The reversal of 2212556641431 is 1341466552122.
It is not a de Polignac number, because 2212556641431 - 26 = 2212556641367 is a prime.
It is a super-2 number, since 2×22125566414312 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2212556641433) 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, 4135950 + ... + 4640171.
It is an arithmetic number, because the mean of its divisors is an integer number (194127818640).
Almost surely, 22212556641431 is an apocalyptic number.
2212556641431 is a deficient number, since it is larger than the sum of its proper divisors (893488456809).
2212556641431 is a wasteful number, since it uses less digits than its factorization.
2212556641431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8780566.
The product of its digits is 345600, while the sum is 42.
It can be divided in two parts, 221255 and 6641431, that added together give a palindrome (6862686).
The spelling of 2212556641431 in words is "two trillion, two hundred twelve billion, five hundred fifty-six million, six hundred forty-one thousand, four hundred thirty-one".
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