Base | Representation |
---|---|
bin | 101010000100000001101… |
… | …011111010001101011000 |
3 | 101020022222210101001221212 |
4 | 222010001223322031120 |
5 | 334324312031344130 |
6 | 10051521335122252 |
7 | 415556210320523 |
oct | 52040153721530 |
9 | 11208883331855 |
10 | 2890541278040 |
11 | a14965216899 |
12 | 3a8258513388 |
13 | 17c76650b580 |
14 | 9dc8d971bba |
15 | 502c9e19e95 |
hex | 2a101afa358 |
2890541278040 has 64 divisors (see below), whose sum is σ = 7136154950400. Its totient is φ = 1047139471872.
The previous prime is 2890541278007. The next prime is 2890541278049. The reversal of 2890541278040 is 408721450982.
It is a self number, because there is not a number n which added to its sum of digits gives 2890541278040.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2890541278049) 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, 52413320 + ... + 52468439.
It is an arithmetic number, because the mean of its divisors is an integer number (111502421100).
Almost surely, 22890541278040 is an apocalyptic number.
2890541278040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2890541278040 is an abundant number, since it is smaller than the sum of its proper divisors (4245613672360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2890541278040 is a wasteful number, since it uses less digits than its factorization.
2890541278040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104881836 (or 104881832 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 50.
The spelling of 2890541278040 in words is "two trillion, eight hundred ninety billion, five hundred forty-one million, two hundred seventy-eight thousand, forty".
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