Base | Representation |
---|---|
bin | 11000011110010101001 |
3 | 1111202002021 |
4 | 3003302221 |
5 | 201130321 |
6 | 25104441 |
7 | 6550036 |
oct | 3036251 |
9 | 1452067 |
10 | 801961 |
11 | 4a8586 |
12 | 328121 |
13 | 221044 |
14 | 16c38d |
15 | 10c941 |
hex | c3ca9 |
801961 has 8 divisors (see below), whose sum is σ = 831744. Its totient is φ = 772800.
The previous prime is 801959. The next prime is 801973. The reversal of 801961 is 169108.
801961 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.
It is a cyclic number.
It is not a de Polignac number, because 801961 - 21 = 801959 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (801061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5236 + ... + 5386.
It is an arithmetic number, because the mean of its divisors is an integer number (103968).
2801961 is an apocalyptic number.
It is an amenable number.
801961 is a deficient number, since it is larger than the sum of its proper divisors (29783).
801961 is a wasteful number, since it uses less digits than its factorization.
801961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311.
The product of its (nonzero) digits is 432, while the sum is 25.
The square root of 801961 is about 895.5227523631. The cubic root of 801961 is about 92.9075660772.
The spelling of 801961 in words is "eight hundred one thousand, nine hundred sixty-one".
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