Base | Representation |
---|---|
bin | 100101010010110101… |
… | …1001111001010001010 |
3 | 21122201112120001012000 |
4 | 1022211223033022022 |
5 | 2303010240030000 |
6 | 100443052531430 |
7 | 5533452102510 |
oct | 1124553171212 |
9 | 248645501160 |
10 | 80088986250 |
11 | 30a69165839 |
12 | 13631780b76 |
13 | 77246c04c0 |
14 | 3c3a9004b0 |
15 | 213b1ea000 |
hex | 12a5acf28a |
80088986250 has 640 divisors, whose sum is σ = 277741094400. Its totient is φ = 16651008000.
The previous prime is 80088986231. The next prime is 80088986287. The reversal of 80088986250 is 5268988008.
80088986250 is a `hidden beast` number, since 8 + 0 + 0 + 8 + 8 + 9 + 8 + 625 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 273341104 + ... + 273341396.
It is an arithmetic number, because the mean of its divisors is an integer number (433970460).
Almost surely, 280088986250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80088986250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138870547200).
80088986250 is an abundant number, since it is smaller than the sum of its proper divisors (197652108150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80088986250 is a wasteful number, since it uses less digits than its factorization.
80088986250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433 (or 412 counting only the distinct ones).
The product of its (nonzero) digits is 2211840, while the sum is 54.
The spelling of 80088986250 in words is "eighty billion, eighty-eight million, nine hundred eighty-six thousand, two hundred fifty".
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