Base | Representation |
---|---|
bin | 11000011110010010110 |
3 | 1111202001120 |
4 | 3003302112 |
5 | 201130232 |
6 | 25104410 |
7 | 6550011 |
oct | 3036226 |
9 | 1452046 |
10 | 801942 |
11 | 4a8569 |
12 | 328106 |
13 | 22102b |
14 | 16c378 |
15 | 10c92c |
hex | c3c96 |
801942 has 8 divisors (see below), whose sum is σ = 1603896. Its totient is φ = 267312.
The previous prime is 801883. The next prime is 801947. The reversal of 801942 is 249108.
801942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
801942 is an admirable number.
It is a super-2 number, since 2×8019422 = 1286221942728, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (801947) by changing a digit.
801942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66823 + ... + 66834.
It is an arithmetic number, because the mean of its divisors is an integer number (200487).
2801942 is an apocalyptic number.
801942 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.
801942 is a wasteful number, since it uses less digits than its factorization.
801942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133662.
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 801942 is about 895.5121439713. The cubic root of 801942 is about 92.9068323517.
The spelling of 801942 in words is "eight hundred one thousand, nine hundred forty-two".
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