Base | Representation |
---|---|
bin | 1000001010101010011… |
… | …1000100010000000100 |
3 | 111102010211200120202101 |
4 | 2002222213010100010 |
5 | 4244314114234340 |
6 | 144241544121444 |
7 | 13064540360554 |
oct | 2025247042004 |
9 | 442124616671 |
10 | 140301321220 |
11 | 54557490245 |
12 | 23236766284 |
13 | 102cc133288 |
14 | 6b0d667164 |
15 | 39b23e1c9a |
hex | 20aa9c4404 |
140301321220 has 48 divisors (see below), whose sum is σ = 300244090608. Its totient is φ = 55052075520.
The previous prime is 140301321179. The next prime is 140301321229. The reversal of 140301321220 is 22123103041.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 12440725444 + 127860595776 = 111538^2 + 357576^2 .
It is not an unprimeable number, because it can be changed into a prime (140301321229) 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, 11862910 + ... + 11874730.
It is an arithmetic number, because the mean of its divisors is an integer number (6255085221).
Almost surely, 2140301321220 is an apocalyptic number.
140301321220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140301321220 is an abundant number, since it is smaller than the sum of its proper divisors (159942769388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140301321220 is a wasteful number, since it uses less digits than its factorization.
140301321220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23080 (or 23078 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 140301321220 its reverse (22123103041), we get a palindrome (162424424261).
The spelling of 140301321220 in words is "one hundred forty billion, three hundred one million, three hundred twenty-one thousand, two hundred twenty".
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