Base | Representation |
---|---|
bin | 10111100011001… |
… | …01101110000000 |
3 | 111202201112011222 |
4 | 23301211232000 |
5 | 401033031203 |
6 | 31334054212 |
7 | 4616065253 |
oct | 1361455600 |
9 | 452645158 |
10 | 197548928 |
11 | a1569485 |
12 | 561aa368 |
13 | 31c09775 |
14 | 1c34509a |
15 | 12523038 |
hex | bc65b80 |
197548928 has 64 divisors (see below), whose sum is σ = 428706000. Its totient is φ = 90316800.
The previous prime is 197548919. The next prime is 197548937. The reversal of 197548928 is 829845791.
It is an interprime number because it is at equal distance from previous prime (197548919) and next prime (197548937).
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 197548928.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 69128 + ... + 71928.
Almost surely, 2197548928 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 197548928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214353000).
197548928 is an abundant number, since it is smaller than the sum of its proper divisors (231157072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
197548928 is a wasteful number, since it uses less digits than its factorization.
197548928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2863 (or 2851 counting only the distinct ones).
The product of its digits is 1451520, while the sum is 53.
The square root of 197548928 is about 14055.2099948738. The cubic root of 197548928 is about 582.4047286578.
It can be divided in two parts, 19754 and 8928, that added together give a palindrome (28682).
The spelling of 197548928 in words is "one hundred ninety-seven million, five hundred forty-eight thousand, nine hundred twenty-eight".
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