Base | Representation |
---|---|
bin | 111011010010… |
… | …0111001000101 |
3 | 2011111020101000 |
4 | 1312210321011 |
5 | 30424142401 |
6 | 3030123513 |
7 | 525132126 |
oct | 166447105 |
9 | 64436330 |
10 | 31084101 |
11 | 16600a44 |
12 | a4b0599 |
13 | 6594579 |
14 | 41b204d |
15 | 2ae0186 |
hex | 1da4e45 |
31084101 has 16 divisors (see below), whose sum is σ = 46252800. Its totient is φ = 20631744.
The previous prime is 31084099. The next prime is 31084127. The reversal of 31084101 is 10148013.
It is not a de Polignac number, because 31084101 - 21 = 31084099 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31084301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4045 + ... + 8861.
It is an arithmetic number, because the mean of its divisors is an integer number (2890800).
Almost surely, 231084101 is an apocalyptic number.
It is an amenable number.
31084101 is a deficient number, since it is larger than the sum of its proper divisors (15168699).
31084101 is a wasteful number, since it uses less digits than its factorization.
31084101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5065 (or 5059 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 18.
The square root of 31084101 is about 5575.3117401631. The cubic root of 31084101 is about 314.4218874978.
The spelling of 31084101 in words is "thirty-one million, eighty-four thousand, one hundred one".
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