Base | Representation |
---|---|
bin | 11011101010101100110010… |
… | …01001110001010010000000 |
3 | 21222102022200122121001000000 |
4 | 31311112121021301102000 |
5 | 30433303404443114130 |
6 | 333221511414000000 |
7 | 15546413163421440 |
oct | 1565263111612200 |
9 | 258368618531000 |
10 | 60840781223040 |
11 | 18427480980315 |
12 | 69a7426646000 |
13 | 27c43516b7770 |
14 | 11049d0d08120 |
15 | 70791d245260 |
hex | 375599271480 |
60840781223040 has 3584 divisors, whose sum is σ = 284690649600000. Its totient is φ = 12068081270784.
The previous prime is 60840781223039. The next prime is 60840781223083. The reversal of 60840781223040 is 4032218704806.
It is a happy number.
60840781223040 is a `hidden beast` number, since 6 + 0 + 8 + 407 + 8 + 1 + 2 + 230 + 4 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 447 ways as a sum of consecutive naturals, for example, 160529765571 + ... + 160529765949.
It is an arithmetic number, because the mean of its divisors is an integer number (79433775000).
Almost surely, 260840781223040 is an apocalyptic number.
60840781223040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 60840781223040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142345324800000).
60840781223040 is an abundant number, since it is smaller than the sum of its proper divisors (223849868376960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
60840781223040 is a wasteful number, since it uses less digits than its factorization.
60840781223040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 654 (or 627 counting only the distinct ones).
The product of its (nonzero) digits is 516096, while the sum is 45.
Adding to 60840781223040 its reverse (4032218704806), we get a palindrome (64872999927846).
The spelling of 60840781223040 in words is "sixty trillion, eight hundred forty billion, seven hundred eighty-one million, two hundred twenty-three thousand, forty".
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