Base | Representation |
---|---|
bin | 111011001100… |
… | …1001010111101 |
3 | 2011101210111221 |
4 | 1312121022331 |
5 | 30421123333 |
6 | 3025113341 |
7 | 524542144 |
oct | 166311275 |
9 | 64353457 |
10 | 31036093 |
11 | 16578970 |
12 | a488851 |
13 | 657876a |
14 | 419c75b |
15 | 2ad0d2d |
hex | 1d992bd |
31036093 has 4 divisors (see below), whose sum is σ = 33857568. Its totient is φ = 28214620.
The previous prime is 31036079. The next prime is 31036097. The reversal of 31036093 is 39063013.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31036093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31036097) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410721 + ... + 1410742.
It is an arithmetic number, because the mean of its divisors is an integer number (8464392).
Almost surely, 231036093 is an apocalyptic number.
It is an amenable number.
31036093 is a deficient number, since it is larger than the sum of its proper divisors (2821475).
31036093 is a wasteful number, since it uses less digits than its factorization.
31036093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2821474.
The product of its (nonzero) digits is 1458, while the sum is 25.
The square root of 31036093 is about 5571.0046670237. The cubic root of 31036093 is about 314.2599339243.
The spelling of 31036093 in words is "thirty-one million, thirty-six thousand, ninety-three".
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