Base | Representation |
---|---|
bin | 1010110110100… |
… | …01111010110001 |
3 | 20100022011210010 |
4 | 11123101322301 |
5 | 141301143421 |
6 | 13011125133 |
7 | 2153543022 |
oct | 533217261 |
9 | 210264703 |
10 | 91037361 |
11 | 4742a798 |
12 | 265a37a9 |
13 | 15b2617c |
14 | c13ac49 |
15 | 7ed4076 |
hex | 56d1eb1 |
91037361 has 8 divisors (see below), whose sum is σ = 122198400. Its totient is φ = 60283952.
The previous prime is 91037357. The next prime is 91037377. The reversal of 91037361 is 16373019.
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 91037361 - 22 = 91037357 is a prime.
It is not an unprimeable number, because it can be changed into a prime (91037161) 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, 101385 + ... + 102278.
It is an arithmetic number, because the mean of its divisors is an integer number (15274800).
Almost surely, 291037361 is an apocalyptic number.
It is an amenable number.
91037361 is a deficient number, since it is larger than the sum of its proper divisors (31161039).
91037361 is a wasteful number, since it uses less digits than its factorization.
91037361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 203815.
The product of its (nonzero) digits is 3402, while the sum is 30.
The square root of 91037361 is about 9541.3500617051. The cubic root of 91037361 is about 449.8556919992.
The spelling of 91037361 in words is "ninety-one million, thirty-seven thousand, three hundred sixty-one".
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