Base | Representation |
---|---|
bin | 10111100011101… |
… | …11110100101000 |
3 | 111202212021220100 |
4 | 23301313310220 |
5 | 401042414310 |
6 | 31335425400 |
7 | 4616524404 |
oct | 1361676450 |
9 | 452767810 |
10 | 197623080 |
11 | a160a166 |
12 | 56225260 |
13 | 31c34445 |
14 | 1c364104 |
15 | 12539ec0 |
hex | bc77d28 |
197623080 has 48 divisors (see below), whose sum is σ = 642276180. Its totient is φ = 52699392.
The previous prime is 197623067. The next prime is 197623087. The reversal of 197623080 is 80326791.
It can be written as a sum of positive squares in 2 ways, for example, as 191600964 + 6022116 = 13842^2 + 2454^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (197623087) 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, 274117 + ... + 274836.
Almost surely, 2197623080 is an apocalyptic number.
197623080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
197623080 is an abundant number, since it is smaller than the sum of its proper divisors (444653100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197623080 is a wasteful number, since it uses less digits than its factorization.
197623080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 548970 (or 548963 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 197623080 is about 14057.8476304163. The cubic root of 197623080 is about 582.4775900556.
The spelling of 197623080 in words is "one hundred ninety-seven million, six hundred twenty-three thousand, eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •