Base | Representation |
---|---|
bin | 101111110101000… |
… | …100011010111110 |
3 | 2001220221012222010 |
4 | 233311010122332 |
5 | 3120411102034 |
6 | 211343032050 |
7 | 25612430553 |
oct | 5765043276 |
9 | 2056835863 |
10 | 802440894 |
11 | 381a587a2 |
12 | 1a489b626 |
13 | ca328bc8 |
14 | 78802a2a |
15 | 4a6aa3e9 |
hex | 2fd446be |
802440894 has 8 divisors (see below), whose sum is σ = 1604881800. Its totient is φ = 267480296.
The previous prime is 802440883. The next prime is 802440901. The reversal of 802440894 is 498044208.
It is a sphenic number, since it is the product of 3 distinct primes.
802440894 is an admirable number.
It is a super-2 number, since 2×8024408942 = 1287822776727038472, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66870069 + ... + 66870080.
It is an arithmetic number, because the mean of its divisors is an integer number (200610225).
Almost surely, 2802440894 is an apocalyptic number.
802440894 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
802440894 is a wasteful number, since it uses less digits than its factorization.
802440894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133740154.
The product of its (nonzero) digits is 73728, while the sum is 39.
The square root of 802440894 is about 28327.3877016572. The cubic root of 802440894 is about 929.2609436520.
The spelling of 802440894 in words is "eight hundred two million, four hundred forty thousand, eight hundred ninety-four".
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