Base | Representation |
---|---|
bin | 1010111001101… |
… | …11011010101001 |
3 | 20101002022001202 |
4 | 11130313122221 |
5 | 141402444342 |
6 | 13024053545 |
7 | 2160224051 |
oct | 534673251 |
9 | 211068052 |
10 | 91453097 |
11 | 4769407a |
12 | 267642b5 |
13 | 15c40478 |
14 | c208561 |
15 | 8067332 |
hex | 57376a9 |
91453097 has 8 divisors (see below), whose sum is σ = 92214912. Its totient is φ = 90694800.
The previous prime is 91453093. The next prime is 91453121. The reversal of 91453097 is 79035419.
It is a happy number.
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 91453097 - 22 = 91453093 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 91453097.
It is not an unprimeable number, because it can be changed into a prime (91453093) 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, 76847 + ... + 78027.
It is an arithmetic number, because the mean of its divisors is an integer number (11526864).
Almost surely, 291453097 is an apocalyptic number.
It is an amenable number.
91453097 is a deficient number, since it is larger than the sum of its proper divisors (761815).
91453097 is a wasteful number, since it uses less digits than its factorization.
91453097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1759.
The product of its (nonzero) digits is 34020, while the sum is 38.
The square root of 91453097 is about 9563.1112615090. Note that the first 3 decimals coincide. The cubic root of 91453097 is about 450.5394304740.
The spelling of 91453097 in words is "ninety-one million, four hundred fifty-three thousand, ninety-seven".
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