Base | Representation |
---|---|
bin | 1011100111000… |
… | …11010011000000 |
3 | 20210021102200102 |
4 | 11303203103000 |
5 | 144413300000 |
6 | 13355341532 |
7 | 2261613005 |
oct | 563432300 |
9 | 223242612 |
10 | 97400000 |
11 | 4aa86075 |
12 | 287518a8 |
13 | 17243249 |
14 | cd158ac |
15 | 883e3d5 |
hex | 5ce34c0 |
97400000 has 84 divisors (see below), whose sum is σ = 242078256. Its totient is φ = 38880000.
The previous prime is 97399999. The next prime is 97400003. The reversal of 97400000 is 479.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a nialpdrome in base 10.
It is not an unprimeable number, because it can be changed into a prime (97400003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199757 + ... + 200243.
It is an arithmetic number, because the mean of its divisors is an integer number (2881884).
Almost surely, 297400000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 97400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121039128).
97400000 is an abundant number, since it is smaller than the sum of its proper divisors (144678256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97400000 is an frugal number, since it uses more digits than its factorization.
97400000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 524 (or 494 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 97400000 is about 9869.1438331803. The cubic root of 97400000 is about 460.1007970670.
Adding to 97400000 its reverse (479), we get a palindrome (97400479).
The spelling of 97400000 in words is "ninety-seven million, four hundred thousand".
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