Base | Representation |
---|---|
bin | 101111010011000000… |
… | …111000110011010000 |
3 | 11212002021200110200000 |
4 | 233103000320303100 |
5 | 1313001411143423 |
6 | 35155155530000 |
7 | 3445332143220 |
oct | 572300706320 |
9 | 155067613600 |
10 | 50784865488 |
11 | 1a5a0807115 |
12 | 9a138b9900 |
13 | 4a34553c86 |
14 | 265aa7a080 |
15 | 14c372c843 |
hex | bd3038cd0 |
50784865488 has 240 divisors, whose sum is σ = 171307368960. Its totient is φ = 14263579008.
The previous prime is 50784865451. The next prime is 50784865543. The reversal of 50784865488 is 88456848705.
50784865488 is a `hidden beast` number, since 5 + 0 + 7 + 8 + 4 + 86 + 548 + 8 = 666.
It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1589931 + ... + 1621557.
It is an arithmetic number, because the mean of its divisors is an integer number (713780704).
Almost surely, 250784865488 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50784865488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85653684480).
50784865488 is an abundant number, since it is smaller than the sum of its proper divisors (120522503472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50784865488 is a wasteful number, since it uses less digits than its factorization.
50784865488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31716 (or 31698 counting only the distinct ones).
The product of its (nonzero) digits is 68812800, while the sum is 63.
The spelling of 50784865488 in words is "fifty billion, seven hundred eighty-four million, eight hundred sixty-five thousand, four hundred eighty-eight".
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