Base | Representation |
---|---|
bin | 10000000101010… |
… | …100101011101010 |
3 | 200210201211101200 |
4 | 100011110223222 |
5 | 1023034042030 |
6 | 42435225030 |
7 | 6454344660 |
oct | 2005245352 |
9 | 623654350 |
10 | 269830890 |
11 | 129348a3a |
12 | 76448176 |
13 | 43b96b64 |
14 | 27b9cc30 |
15 | 18a4ed60 |
hex | 10154aea |
269830890 has 48 divisors (see below), whose sum is σ = 801785088. Its totient is φ = 61675488.
The previous prime is 269830879. The next prime is 269830903. The reversal of 269830890 is 98038962.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213522 + ... + 214781.
It is an arithmetic number, because the mean of its divisors is an integer number (16703856).
Almost surely, 2269830890 is an apocalyptic number.
269830890 is an abundant number, since it is smaller than the sum of its proper divisors (531954198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
269830890 is a wasteful number, since it uses less digits than its factorization.
269830890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428323 (or 428320 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 45.
The square root of 269830890 is about 16426.5300657199. The cubic root of 269830890 is about 646.1954394013.
The spelling of 269830890 in words is "two hundred sixty-nine million, eight hundred thirty thousand, eight hundred ninety".
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