Base | Representation |
---|---|
bin | 1110010001001001101… |
… | …1110011001001010100 |
3 | 212102201000001202211002 |
4 | 3210102123303021110 |
5 | 13004002314210030 |
6 | 304335132002432 |
7 | 23465235063623 |
oct | 3442233631124 |
9 | 772630052732 |
10 | 245122413140 |
11 | 94a57237030 |
12 | 3b60b000418 |
13 | 1a1656c0717 |
14 | bc14ad76ba |
15 | 65999e3245 |
hex | 39126f3254 |
245122413140 has 24 divisors (see below), whose sum is σ = 561553165152. Its totient is φ = 89135422880.
The previous prime is 245122413121. The next prime is 245122413149. The reversal of 245122413140 is 41314221542.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245122413149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557096174 + ... + 557096613.
It is an arithmetic number, because the mean of its divisors is an integer number (23398048548).
Almost surely, 2245122413140 is an apocalyptic number.
245122413140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245122413140 is an abundant number, since it is smaller than the sum of its proper divisors (316430752012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245122413140 is a wasteful number, since it uses less digits than its factorization.
245122413140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1114192807 (or 1114192805 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 29.
Adding to 245122413140 its reverse (41314221542), we get a palindrome (286436634682).
The spelling of 245122413140 in words is "two hundred forty-five billion, one hundred twenty-two million, four hundred thirteen thousand, one hundred forty".
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