Base | Representation |
---|---|
bin | 1101000010110… |
… | …00001000100010 |
3 | 21121212202021120 |
4 | 12201120020202 |
5 | 211002203043 |
6 | 14505033110 |
7 | 2465665020 |
oct | 641301042 |
9 | 247782246 |
10 | 109412898 |
11 | 56840591 |
12 | 30785796 |
13 | 1988b07a |
14 | 10761710 |
15 | 9913983 |
hex | 6858222 |
109412898 has 64 divisors (see below), whose sum is σ = 261550080. Its totient is φ = 29860992.
The previous prime is 109412881. The next prime is 109412899. The reversal of 109412898 is 898214901.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (109412899) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84238 + ... + 85526.
It is an arithmetic number, because the mean of its divisors is an integer number (4086720).
Almost surely, 2109412898 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 109412898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130775040).
109412898 is an abundant number, since it is smaller than the sum of its proper divisors (152137182).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
109412898 is a wasteful number, since it uses less digits than its factorization.
109412898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1391.
The product of its (nonzero) digits is 41472, while the sum is 42.
The square root of 109412898 is about 10460.0620457051. The cubic root of 109412898 is about 478.2880245650.
The spelling of 109412898 in words is "one hundred nine million, four hundred twelve thousand, eight hundred ninety-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.062 sec. • engine limits •