Base | Representation |
---|---|
bin | 1011101000111… |
… | …11110101011101 |
3 | 20210202000211022 |
4 | 11310133311131 |
5 | 144444213330 |
6 | 13404533525 |
7 | 2263664642 |
oct | 564376535 |
9 | 223660738 |
10 | 97647965 |
11 | 501353a8 |
12 | 288512a5 |
13 | 172cc07c |
14 | cd7bdc9 |
15 | 888cae5 |
hex | 5d1fd5d |
97647965 has 8 divisors (see below), whose sum is σ = 117262080. Its totient is φ = 78062032.
The previous prime is 97647941. The next prime is 97647967. The reversal of 97647965 is 56974679.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-97647965 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97647967) 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, 1532 + ... + 14058.
It is an arithmetic number, because the mean of its divisors is an integer number (14657760).
Almost surely, 297647965 is an apocalyptic number.
It is an amenable number.
97647965 is a deficient number, since it is larger than the sum of its proper divisors (19614115).
97647965 is a wasteful number, since it uses less digits than its factorization.
97647965 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14091.
The product of its digits is 2857680, while the sum is 53.
The square root of 97647965 is about 9881.6984876083. The cubic root of 97647965 is about 460.4909141560.
The spelling of 97647965 in words is "ninety-seven million, six hundred forty-seven thousand, nine hundred sixty-five".
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