Base | Representation |
---|---|
bin | 1010100000111… |
… | …00110000110101 |
3 | 20010221221011220 |
4 | 11100130300311 |
5 | 140034320242 |
6 | 12430220553 |
7 | 2120446413 |
oct | 520346065 |
9 | 203857156 |
10 | 88198197 |
11 | 4587067a |
12 | 25654759 |
13 | 15370aa9 |
14 | b9dc2b3 |
15 | 7b22bec |
hex | 541cc35 |
88198197 has 16 divisors (see below), whose sum is σ = 119723520. Its totient is φ = 57741552.
The previous prime is 88198177. The next prime is 88198213. The reversal of 88198197 is 79189188.
It is not a de Polignac number, because 88198197 - 223 = 79809589 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88198147) 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, 104704 + ... + 105542.
It is an arithmetic number, because the mean of its divisors is an integer number (7482720).
Almost surely, 288198197 is an apocalyptic number.
It is an amenable number.
88198197 is a deficient number, since it is larger than the sum of its proper divisors (31525323).
88198197 is a wasteful number, since it uses less digits than its factorization.
88198197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1432.
The product of its digits is 290304, while the sum is 51.
The square root of 88198197 is about 9391.3895138047. The cubic root of 88198197 is about 445.1296966570.
Subtracting from 88198197 its reverse (79189188), we obtain a palindrome (9009009).
The spelling of 88198197 in words is "eighty-eight million, one hundred ninety-eight thousand, one hundred ninety-seven".
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