Base | Representation |
---|---|
bin | 1011101100101… |
… | …01001111000100 |
3 | 20211122110110100 |
4 | 11312111033010 |
5 | 200110110321 |
6 | 13423124100 |
7 | 2301036621 |
oct | 566251704 |
9 | 224573410 |
10 | 98128836 |
11 | 50433713 |
12 | 28a43630 |
13 | 17439c00 |
14 | d065348 |
15 | 8935326 |
hex | 5d953c4 |
98128836 has 81 divisors (see below), whose sum is σ = 270727821. Its totient is φ = 29955744.
The previous prime is 98128831. The next prime is 98128841. The reversal of 98128836 is 63882189.
The square root of 98128836 is 9906.
It is a perfect power (a square), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (98128831) and next prime (98128841).
It can be written as a sum of positive squares in only one way, i.e., 14516100 + 83612736 = 3810^2 + 9144^2 .
It is a junction number, because it is equal to n+sod(n) for n = 98128791 and 98128800.
It is not an unprimeable number, because it can be changed into a prime (98128831) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 772605 + ... + 772731.
Almost surely, 298128836 is an apocalyptic number.
98128836 is the 9906-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 98128836
98128836 is an abundant number, since it is smaller than the sum of its proper divisors (172598985).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
98128836 is a wasteful number, since it uses less digits than its factorization.
98128836 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 290 (or 145 counting only the distinct ones).
The product of its digits is 165888, while the sum is 45.
The cubic root of 98128836 is about 461.2455782069.
The spelling of 98128836 in words is "ninety-eight million, one hundred twenty-eight thousand, eight hundred thirty-six".
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