Base | Representation |
---|---|
bin | 10111100000001… |
… | …11111110000000 |
3 | 111202000000102202 |
4 | 23300013332000 |
5 | 400433234203 |
6 | 31321532332 |
7 | 4612605602 |
oct | 1360077600 |
9 | 452000382 |
10 | 197164928 |
11 | a1326a24 |
12 | 560440a8 |
13 | 31b03a4c |
14 | 1c285172 |
15 | 12499388 |
hex | bc07f80 |
197164928 has 48 divisors (see below), whose sum is σ = 399344280. Its totient is φ = 96960000.
The previous prime is 197164927. The next prime is 197164931. The reversal of 197164928 is 829461791.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197164921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1305653 + ... + 1305803.
Almost surely, 2197164928 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 197164928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199672140).
197164928 is an abundant number, since it is smaller than the sum of its proper divisors (202179352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197164928 is an equidigital number, since it uses as much as digits as its factorization.
197164928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 367 (or 254 counting only the distinct ones).
The product of its digits is 217728, while the sum is 47.
The square root of 197164928 is about 14041.5429351621. The cubic root of 197164928 is about 582.0271201291.
The spelling of 197164928 in words is "one hundred ninety-seven million, one hundred sixty-four thousand, nine hundred twenty-eight".
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