Base | Representation |
---|---|
bin | 1010110110101… |
… | …10110011001001 |
3 | 20100100012012120 |
4 | 11123112303021 |
5 | 141302313403 |
6 | 13011401453 |
7 | 2153655222 |
oct | 533266311 |
9 | 210305176 |
10 | 91057353 |
11 | 47443812 |
12 | 265b3289 |
13 | 15b322ba |
14 | c144249 |
15 | 7ed9e53 |
hex | 56d6cc9 |
91057353 has 8 divisors (see below), whose sum is σ = 123073248. Its totient is φ = 59873184.
The previous prime is 91057319. The next prime is 91057381. The reversal of 91057353 is 35375019.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 91057353 - 26 = 91057289 is a prime.
It is not an unprimeable number, because it can be changed into a prime (91057313) 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, 207675 + ... + 208112.
It is an arithmetic number, because the mean of its divisors is an integer number (15384156).
Almost surely, 291057353 is an apocalyptic number.
It is an amenable number.
91057353 is a deficient number, since it is larger than the sum of its proper divisors (32015895).
91057353 is a wasteful number, since it uses less digits than its factorization.
91057353 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415863.
The product of its (nonzero) digits is 14175, while the sum is 33.
The square root of 91057353 is about 9542.3976546778. The cubic root of 91057353 is about 449.8886193477. Note that the first 3 decimals are identical.
The spelling of 91057353 in words is "ninety-one million, fifty-seven thousand, three hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •