Base | Representation |
---|---|
bin | 111101111101000110011 |
3 | 10211010211001 |
4 | 13233220303 |
5 | 1004431011 |
6 | 111302431 |
7 | 23153515 |
oct | 7575063 |
9 | 3733731 |
10 | 2030131 |
11 | 11672a4 |
12 | 81aa17 |
13 | 56107c |
14 | 3abbb5 |
15 | 2a17c1 |
hex | 1efa33 |
2030131 has 8 divisors (see below), whose sum is σ = 2174400. Its totient is φ = 1889640.
The previous prime is 2030117. The next prime is 2030137. The reversal of 2030131 is 1310302.
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 2030131 - 25 = 2030099 is a prime.
It is a super-2 number, since 2×20301312 = 8242863754322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2030137) 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, 216 + ... + 2026.
It is an arithmetic number, because the mean of its divisors is an integer number (271800).
22030131 is an apocalyptic number.
2030131 is a deficient number, since it is larger than the sum of its proper divisors (144269).
2030131 is a wasteful number, since it uses less digits than its factorization.
2030131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1889.
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 2030131 is about 1424.8266561235. The cubic root of 2030131 is about 126.6216653006.
Adding to 2030131 its reverse (1310302), we get a palindrome (3340433).
The spelling of 2030131 in words is "two million, thirty thousand, one hundred thirty-one".
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