Base | Representation |
---|---|
bin | 101111100011011110… |
… | …0111100010101010110 |
3 | 100202121001202211010010 |
4 | 1133012330330111112 |
5 | 3133121230043332 |
6 | 114525251141050 |
7 | 10243452426645 |
oct | 1370674742526 |
9 | 322531684103 |
10 | 102122112342 |
11 | 3a3452a7558 |
12 | 179605a4786 |
13 | 9826370313 |
14 | 4d2ac2535c |
15 | 29ca6bd9cc |
hex | 17c6f3c556 |
102122112342 has 32 divisors (see below), whose sum is σ = 215134715520. Its totient is φ = 32227968960.
The previous prime is 102122112341. The next prime is 102122112349. The reversal of 102122112342 is 243211221201.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102122112341) 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, 118023 + ... + 467090.
It is an arithmetic number, because the mean of its divisors is an integer number (6722959860).
Almost surely, 2102122112342 is an apocalyptic number.
102122112342 is an abundant number, since it is smaller than the sum of its proper divisors (113012603178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102122112342 is a wasteful number, since it uses less digits than its factorization.
102122112342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 586668.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 102122112342 its reverse (243211221201), we get a palindrome (345333333543).
The spelling of 102122112342 in words is "one hundred two billion, one hundred twenty-two million, one hundred twelve thousand, three hundred forty-two".
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