Base | Representation |
---|---|
bin | 10111100110011… |
… | …00001001100000 |
3 | 111210111211200221 |
4 | 23303030021200 |
5 | 401134442410 |
6 | 31351052424 |
7 | 4622463403 |
oct | 1363141140 |
9 | 453454627 |
10 | 197968480 |
11 | a1825716 |
12 | 56371114 |
13 | 32025718 |
14 | 1c413d3a |
15 | 125a74da |
hex | bccc260 |
197968480 has 96 divisors (see below), whose sum is σ = 487710720. Its totient is φ = 75855360.
The previous prime is 197968457. The next prime is 197968483. The reversal of 197968480 is 84869791.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (197968483) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828201 + ... + 828439.
It is an arithmetic number, because the mean of its divisors is an integer number (5080320).
Almost surely, 2197968480 is an apocalyptic number.
197968480 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 197968480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243855360).
197968480 is an abundant number, since it is smaller than the sum of its proper divisors (289742240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197968480 is a wasteful number, since it uses less digits than its factorization.
197968480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452 (or 444 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 52.
The square root of 197968480 is about 14070.1272204625. The cubic root of 197968480 is about 582.8167384709.
The spelling of 197968480 in words is "one hundred ninety-seven million, nine hundred sixty-eight thousand, four hundred eighty".
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