Base | Representation |
---|---|
bin | 1011100101101… |
… | …00010101101111 |
3 | 20202220122211211 |
4 | 11302310111233 |
5 | 144341121123 |
6 | 13351255251 |
7 | 2260152160 |
oct | 562642557 |
9 | 222818754 |
10 | 97207663 |
11 | 4a964613 |
12 | 2867a527 |
13 | 171a6837 |
14 | cca5767 |
15 | 880240d |
hex | 5cb456f |
97207663 has 4 divisors (see below), whose sum is σ = 111094480. Its totient is φ = 83320848.
The previous prime is 97207651. The next prime is 97207697. The reversal of 97207663 is 36670279.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36670279 = 449 ⋅81671.
It is a cyclic number.
It is not a de Polignac number, because 97207663 - 25 = 97207631 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97207063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6943398 + ... + 6943411.
It is an arithmetic number, because the mean of its divisors is an integer number (27773620).
Almost surely, 297207663 is an apocalyptic number.
97207663 is a deficient number, since it is larger than the sum of its proper divisors (13886817).
97207663 is a wasteful number, since it uses less digits than its factorization.
97207663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13886816.
The product of its (nonzero) digits is 95256, while the sum is 40.
The square root of 97207663 is about 9859.3946568742. The cubic root of 97207663 is about 459.7977418947.
The spelling of 97207663 in words is "ninety-seven million, two hundred seven thousand, six hundred sixty-three".
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