Base | Representation |
---|---|
bin | 1000001001111111001… |
… | …1011110010001001110 |
3 | 111101200012112201220210 |
4 | 2002133303132101032 |
5 | 4243431211233032 |
6 | 144211550223250 |
7 | 13060206360630 |
oct | 2023763362116 |
9 | 441605481823 |
10 | 140120024142 |
11 | 5447411204a |
12 | 231a5ab4b26 |
13 | 102a06c6bb7 |
14 | 6ad3552a50 |
15 | 39a152e2cc |
hex | 209fcde44e |
140120024142 has 32 divisors (see below), whose sum is σ = 320569085952. Its totient is φ = 39997449504.
The previous prime is 140120024129. The next prime is 140120024153. The reversal of 140120024142 is 241420021041.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1488933 + ... + 1580240.
It is an arithmetic number, because the mean of its divisors is an integer number (10017783936).
Almost surely, 2140120024142 is an apocalyptic number.
140120024142 is an abundant number, since it is smaller than the sum of its proper divisors (180449061810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140120024142 is a wasteful number, since it uses less digits than its factorization.
140120024142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3070272.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 140120024142 its reverse (241420021041), we get a palindrome (381540045183).
The spelling of 140120024142 in words is "one hundred forty billion, one hundred twenty million, twenty-four thousand, one hundred forty-two".
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