Base | Representation |
---|---|
bin | 1011101001001… |
… | …11110111010111 |
3 | 20210210200221110 |
4 | 11310213313113 |
5 | 200001241410 |
6 | 13405350103 |
7 | 2264162556 |
oct | 564476727 |
9 | 223720843 |
10 | 97680855 |
11 | 50158088 |
12 | 28868333 |
13 | 1731102c |
14 | cd89d9d |
15 | 8897720 |
hex | 5d27dd7 |
97680855 has 16 divisors (see below), whose sum is σ = 159239520. Its totient is φ = 51113088.
The previous prime is 97680811. The next prime is 97680857. The reversal of 97680855 is 55808679.
It is not a de Polignac number, because 97680855 - 29 = 97680343 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97680857) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60640 + ... + 62229.
It is an arithmetic number, because the mean of its divisors is an integer number (9952470).
Almost surely, 297680855 is an apocalyptic number.
97680855 is a deficient number, since it is larger than the sum of its proper divisors (61558665).
97680855 is a wasteful number, since it uses less digits than its factorization.
97680855 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122930.
The product of its (nonzero) digits is 604800, while the sum is 48.
The square root of 97680855 is about 9883.3625350890. The cubic root of 97680855 is about 460.5426095362.
The spelling of 97680855 in words is "ninety-seven million, six hundred eighty thousand, eight hundred fifty-five".
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