Base | Representation |
---|---|
bin | 1011101011001… |
… | …00011011111101 |
3 | 20211021022021102 |
4 | 11311210123331 |
5 | 200032211312 |
6 | 13414542445 |
7 | 2266245110 |
oct | 565443375 |
9 | 224238242 |
10 | 97928957 |
11 | 50307525 |
12 | 28967a25 |
13 | 17399c39 |
14 | d012577 |
15 | 88e5ec2 |
hex | 5d646fd |
97928957 has 8 divisors (see below), whose sum is σ = 112036800. Its totient is φ = 83850624.
The previous prime is 97928939. The next prime is 97928977. The reversal of 97928957 is 75982979.
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 97928957 - 210 = 97927933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97928927) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269 + ... + 13997.
It is an arithmetic number, because the mean of its divisors is an integer number (14004600).
Almost surely, 297928957 is an apocalyptic number.
It is an amenable number.
97928957 is a deficient number, since it is larger than the sum of its proper divisors (14107843).
97928957 is a wasteful number, since it uses less digits than its factorization.
97928957 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14755.
The product of its digits is 2857680, while the sum is 56.
The square root of 97928957 is about 9895.9060727151. The cubic root of 97928957 is about 460.9321943742.
The spelling of 97928957 in words is "ninety-seven million, nine hundred twenty-eight thousand, nine hundred fifty-seven".
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