Base | Representation |
---|---|
bin | 100000010101101111010000… |
… | …100000001011001100010111 |
3 | 200122121011221122022020100212 |
4 | 200111233100200023030113 |
5 | 122120304241031234143 |
6 | 1222300101533200035 |
7 | 41646606125153135 |
oct | 4025572040131427 |
9 | 618534848266325 |
10 | 142231340102423 |
11 | 41356a77585020 |
12 | 13b5147803001b |
13 | 6149486195330 |
14 | 271a068266755 |
15 | 1169b6c029918 |
hex | 815bd080b317 |
142231340102423 has 64 divisors (see below), whose sum is σ = 178500601359360. Its totient is φ = 111486824064000.
The previous prime is 142231340102407. The next prime is 142231340102461. The reversal of 142231340102423 is 324201043132241.
It is a happy number.
It is not a de Polignac number, because 142231340102423 - 24 = 142231340102407 is a prime.
It is a super-2 number, since 2×1422313401024232 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142231340102423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142231340102623) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21317168 + ... + 27182426.
It is an arithmetic number, because the mean of its divisors is an integer number (2789071896240).
Almost surely, 2142231340102423 is an apocalyptic number.
142231340102423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
142231340102423 is a deficient number, since it is larger than the sum of its proper divisors (36269261256937).
142231340102423 is a wasteful number, since it uses less digits than its factorization.
142231340102423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5865480.
The product of its (nonzero) digits is 27648, while the sum is 32.
Adding to 142231340102423 its reverse (324201043132241), we get a palindrome (466432383234664).
The spelling of 142231340102423 in words is "one hundred forty-two trillion, two hundred thirty-one billion, three hundred forty million, one hundred two thousand, four hundred twenty-three".
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