Base | Representation |
---|---|
bin | 11001011000101… |
… | …001000111101100 |
3 | 1002200101110122020 |
4 | 121120221013230 |
5 | 1333011442114 |
6 | 110132150140 |
7 | 13361002431 |
oct | 3130510754 |
9 | 1080343566 |
10 | 425890284 |
11 | 1a9449746 |
12 | ba768350 |
13 | 6a307ab1 |
14 | 407c3b88 |
15 | 275c9aa9 |
hex | 196291ec |
425890284 has 24 divisors (see below), whose sum is σ = 996601200. Its totient is φ = 141555264.
The previous prime is 425890279. The next prime is 425890291. The reversal of 425890284 is 482098524.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46659 + ... + 55034.
It is an arithmetic number, because the mean of its divisors is an integer number (41525050).
Almost surely, 2425890284 is an apocalyptic number.
It is an amenable number.
425890284 is an abundant number, since it is smaller than the sum of its proper divisors (570710916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425890284 is a wasteful number, since it uses less digits than its factorization.
425890284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102049 (or 102047 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 42.
The square root of 425890284 is about 20637.1093906099. The cubic root of 425890284 is about 752.3719183191.
The spelling of 425890284 in words is "four hundred twenty-five million, eight hundred ninety thousand, two hundred eighty-four".
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