Base | Representation |
---|---|
bin | 101101111101011000100001… |
… | …010110110011101010001000 |
3 | 222111200110122212200202111121 |
4 | 231331120201112303222020 |
5 | 202443200333442324430 |
6 | 1553521214401005024 |
7 | 60401301345015526 |
oct | 5575304126635210 |
9 | 874613585622447 |
10 | 202130310511240 |
11 | 5944aa8a836a21 |
12 | 1a806260023774 |
13 | 88a2a63b36027 |
14 | 37cb232ccb316 |
15 | 1857d172b8a7a |
hex | b7d6215b3a88 |
202130310511240 has 64 divisors (see below), whose sum is σ = 460341521602560. Its totient is φ = 79871220334080.
The previous prime is 202130310511229. The next prime is 202130310511249. The reversal of 202130310511240 is 42115013031202.
202130310511240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (202130310511249) 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, 84201406 + ... + 86568685.
It is an arithmetic number, because the mean of its divisors is an integer number (7192836275040).
Almost surely, 2202130310511240 is an apocalyptic number.
202130310511240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202130310511240 is an abundant number, since it is smaller than the sum of its proper divisors (258211211091320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202130310511240 is a wasteful number, since it uses less digits than its factorization.
202130310511240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170770462 (or 170770458 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 25.
Adding to 202130310511240 its reverse (42115013031202), we get a palindrome (244245323542442).
The spelling of 202130310511240 in words is "two hundred two trillion, one hundred thirty billion, three hundred ten million, five hundred eleven thousand, two hundred forty".
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