Base | Representation |
---|---|
bin | 110000010011010001111001… |
… | …000101110101000000100110 |
3 | 1000212011012211120211002011110 |
4 | 300103101321011311000212 |
5 | 210320432410142444032 |
6 | 2031445301225245450 |
7 | 62513433016202226 |
oct | 6023217105650046 |
9 | 1025135746732143 |
10 | 212431114031142 |
11 | 61761590891676 |
12 | 1b9aa6a6333886 |
13 | 916c2254061c6 |
14 | 3a65a13b62086 |
15 | 1985c4a1da7cc |
hex | c13479175026 |
212431114031142 has 16 divisors (see below), whose sum is σ = 428760046669680. Its totient is φ = 70160734909152.
The previous prime is 212431114031117. The next prime is 212431114031189. The reversal of 212431114031142 is 241130411134212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162409107933 + ... + 162409109240.
It is an arithmetic number, because the mean of its divisors is an integer number (26797502916855).
Almost surely, 2212431114031142 is an apocalyptic number.
212431114031142 is an abundant number, since it is smaller than the sum of its proper divisors (216328932638538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212431114031142 is a wasteful number, since it uses less digits than its factorization.
212431114031142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324818217287.
The product of its (nonzero) digits is 4608, while the sum is 30.
Adding to 212431114031142 its reverse (241130411134212), we get a palindrome (453561525165354).
The spelling of 212431114031142 in words is "two hundred twelve trillion, four hundred thirty-one billion, one hundred fourteen million, thirty-one thousand, one hundred forty-two".
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