Base | Representation |
---|---|
bin | 10111100001001… |
… | …10000011001000 |
3 | 111202020021110000 |
4 | 23300212003020 |
5 | 401001210021 |
6 | 31324323000 |
7 | 4613631033 |
oct | 1360460310 |
9 | 452207400 |
10 | 197288136 |
11 | a1400551 |
12 | 560a3460 |
13 | 31b47b56 |
14 | 1c2b801a |
15 | 124c0b26 |
hex | bc260c8 |
197288136 has 40 divisors (see below), whose sum is σ = 552591270. Its totient is φ = 65762496.
The previous prime is 197288099. The next prime is 197288141. The reversal of 197288136 is 631882791.
It can be written as a sum of positive squares in only one way, i.e., 144144036 + 53144100 = 12006^2 + 7290^2 .
It is a junction number, because it is equal to n+sod(n) for n = 197288091 and 197288100.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 151581 + ... + 152876.
Almost surely, 2197288136 is an apocalyptic number.
It is an amenable number.
197288136 is an abundant number, since it is smaller than the sum of its proper divisors (355303134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197288136 is a wasteful number, since it uses less digits than its factorization.
197288136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 304475 (or 304462 counting only the distinct ones).
The product of its digits is 145152, while the sum is 45.
The square root of 197288136 is about 14045.9295171235. The cubic root of 197288136 is about 582.1483307759.
The spelling of 197288136 in words is "one hundred ninety-seven million, two hundred eighty-eight thousand, one hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.100 sec. • engine limits •