Base | Representation |
---|---|
bin | 111011001110… |
… | …1010011110001 |
3 | 2011102122202122 |
4 | 1312131103301 |
5 | 30422144131 |
6 | 3025324025 |
7 | 524642435 |
oct | 166352361 |
9 | 64378678 |
10 | 31053041 |
11 | 1658a678 |
12 | a496615 |
13 | 65833a6 |
14 | 41a49c5 |
15 | 2ad5d7b |
hex | 1d9d4f1 |
31053041 has 8 divisors (see below), whose sum is σ = 32738304. Its totient is φ = 29410560.
The previous prime is 31053037. The next prime is 31053073. The reversal of 31053041 is 14035013.
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 31053041 - 22 = 31053037 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31053641) 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, 9200 + ... + 12113.
It is an arithmetic number, because the mean of its divisors is an integer number (4092288).
Almost surely, 231053041 is an apocalyptic number.
31053041 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
31053041 is a deficient number, since it is larger than the sum of its proper divisors (1685263).
31053041 is a wasteful number, since it uses less digits than its factorization.
31053041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21391.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 31053041 is about 5572.5255495152. The cubic root of 31053041 is about 314.3171265632.
Adding to 31053041 its reverse (14035013), we get a palindrome (45088054).
The spelling of 31053041 in words is "thirty-one million, fifty-three thousand, forty-one".
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