Base | Representation |
---|---|
bin | 10111100001101… |
… | …00110110000100 |
3 | 111202100100120121 |
4 | 23300310312010 |
5 | 401010124430 |
6 | 31325511324 |
7 | 4614302521 |
oct | 1360646604 |
9 | 452310517 |
10 | 197348740 |
11 | a1442036 |
12 | 56112544 |
13 | 31b69604 |
14 | 1c2d2148 |
15 | 124d3a7a |
hex | bc34d84 |
197348740 has 48 divisors (see below), whose sum is σ = 433802880. Its totient is φ = 75414240.
The previous prime is 197348719. The next prime is 197348747. The reversal of 197348740 is 47843791.
It is not an unprimeable number, because it can be changed into a prime (197348747) 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 15 ways as a sum of consecutive naturals, for example, 242935 + ... + 243745.
It is an arithmetic number, because the mean of its divisors is an integer number (9037560).
Almost surely, 2197348740 is an apocalyptic number.
197348740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 197348740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (216901440).
197348740 is an abundant number, since it is smaller than the sum of its proper divisors (236454140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197348740 is an equidigital number, since it uses as much as digits as its factorization.
197348740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 889 (or 841 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 43.
The square root of 197348740 is about 14048.0867024659. The cubic root of 197348740 is about 582.2079337948.
The spelling of 197348740 in words is "one hundred ninety-seven million, three hundred forty-eight thousand, seven hundred forty".
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