Base | Representation |
---|---|
bin | 1000010001111001101… |
… | …1100000111101011110 |
3 | 111121011021000202112020 |
4 | 2010132123200331132 |
5 | 4312304034401032 |
6 | 145202440121010 |
7 | 13163643606504 |
oct | 2043633407536 |
9 | 447137022466 |
10 | 142244450142 |
11 | 55364313813 |
12 | 23699466166 |
13 | 1054b8878c2 |
14 | 6c5575a674 |
15 | 3a77cbdb2c |
hex | 211e6e0f5e |
142244450142 has 32 divisors (see below), whose sum is σ = 286736630400. Its totient is φ = 47041114848.
The previous prime is 142244450141. The next prime is 142244450143. The reversal of 142244450142 is 241054442241.
It is an interprime number because it is at equal distance from previous prime (142244450141) and next prime (142244450143).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142244450141) 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, 506209 + ... + 735347.
It is an arithmetic number, because the mean of its divisors is an integer number (8960519700).
Almost surely, 2142244450142 is an apocalyptic number.
142244450142 is an abundant number, since it is smaller than the sum of its proper divisors (144492180258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142244450142 is a wasteful number, since it uses less digits than its factorization.
142244450142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229960.
The product of its (nonzero) digits is 40960, while the sum is 33.
Adding to 142244450142 its reverse (241054442241), we get a palindrome (383298892383).
The spelling of 142244450142 in words is "one hundred forty-two billion, two hundred forty-four million, four hundred fifty thousand, one hundred forty-two".
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