Base | Representation |
---|---|
bin | 1010101101100010… |
… | …1101001010100110 |
3 | 21102101112110101000 |
4 | 2223120231022212 |
5 | 21342044133030 |
6 | 1153153214130 |
7 | 131153221131 |
oct | 25330551246 |
9 | 7371473330 |
10 | 2875380390 |
11 | 1246093933 |
12 | 682b61346 |
13 | 36a930a1c |
14 | 1d3c47218 |
15 | 11c679860 |
hex | ab62d2a6 |
2875380390 has 64 divisors (see below), whose sum is σ = 8071257600. Its totient is φ = 726410592.
The previous prime is 2875380383. The next prime is 2875380407. The reversal of 2875380390 is 930835782.
2875380390 is a `hidden beast` number, since 2 + 87 + 538 + 0 + 39 + 0 = 666.
2875380390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (45) 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 (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275122 + ... + 285381.
It is an arithmetic number, because the mean of its divisors is an integer number (126113400).
Almost surely, 22875380390 is an apocalyptic number.
2875380390 is an abundant number, since it is smaller than the sum of its proper divisors (5195877210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2875380390 is a wasteful number, since it uses less digits than its factorization.
2875380390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 560538 (or 560532 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 45.
The square root of 2875380390 is about 53622.5735115352. The cubic root of 2875380390 is about 1421.9961989608.
The spelling of 2875380390 in words is "two billion, eight hundred seventy-five million, three hundred eighty thousand, three hundred ninety".
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