Base | Representation |
---|---|
bin | 1000011101110011000… |
… | …00101010111001001010 |
3 | 1000210210120221000211100 |
4 | 10032321200222321022 |
5 | 14231203020024330 |
6 | 341343132042230 |
7 | 30005105022606 |
oct | 4167140527112 |
9 | 1023716830740 |
10 | 290875158090 |
11 | 1023a5497540 |
12 | 48459603376 |
13 | 2157754a87a |
14 | 10115310506 |
15 | 7876572060 |
hex | 43b982ae4a |
290875158090 has 384 divisors, whose sum is σ = 862946203392. Its totient is φ = 67370434560.
The previous prime is 290875158071. The next prime is 290875158149. The reversal of 290875158090 is 90851578092.
290875158090 is a `hidden beast` number, since 2 + 9 + 0 + 8 + 7 + 51 + 580 + 9 + 0 = 666.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 341002104 + ... + 341002956.
It is an arithmetic number, because the mean of its divisors is an integer number (2247255738).
Almost surely, 2290875158090 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 290875158090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431473101696).
290875158090 is an abundant number, since it is smaller than the sum of its proper divisors (572071045302).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290875158090 is a wasteful number, since it uses less digits than its factorization.
290875158090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1094 (or 1091 counting only the distinct ones).
The product of its (nonzero) digits is 1814400, while the sum is 54.
The spelling of 290875158090 in words is "two hundred ninety billion, eight hundred seventy-five million, one hundred fifty-eight thousand, ninety".
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