Base | Representation |
---|---|
bin | 101111110001111… |
… | …000111000111111 |
3 | 2001212100212101201 |
4 | 233301320320333 |
5 | 3120202412411 |
6 | 211313120331 |
7 | 25602356215 |
oct | 5761707077 |
9 | 2055325351 |
10 | 801607231 |
11 | 381539417 |
12 | 1a45590a7 |
13 | ca0c6609 |
14 | 78666cb5 |
15 | 4a5933c1 |
hex | 2fc78e3f |
801607231 has 8 divisors (see below), whose sum is σ = 819449280. Its totient is φ = 783798048.
The previous prime is 801607199. The next prime is 801607249. The reversal of 801607231 is 132706108.
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 801607231 - 25 = 801607199 is a prime.
It is a super-2 number, since 2×8016072312 = 1285148305582974722, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 801607231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (801107231) 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, 44865 + ... + 60133.
It is an arithmetic number, because the mean of its divisors is an integer number (102431160).
Almost surely, 2801607231 is an apocalyptic number.
801607231 is a deficient number, since it is larger than the sum of its proper divisors (17842049).
801607231 is a wasteful number, since it uses less digits than its factorization.
801607231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16433.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 801607231 is about 28312.6690900028. The cubic root of 801607231 is about 928.9390263185.
The spelling of 801607231 in words is "eight hundred one million, six hundred seven thousand, two hundred thirty-one".
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