Base | Representation |
---|---|
bin | 10000011100000… |
… | …01010101000000 |
3 | 100121110200212222 |
4 | 20032001111000 |
5 | 240300040214 |
6 | 21403310212 |
7 | 3263033642 |
oct | 1016012500 |
9 | 317420788 |
10 | 137893184 |
11 | 70923210 |
12 | 3a21b368 |
13 | 22750400 |
14 | 14456892 |
15 | c18c38e |
hex | 8381540 |
137893184 has 168 divisors, whose sum is σ = 345826080. Its totient is φ = 53913600.
The previous prime is 137893181. The next prime is 137893213. The reversal of 137893184 is 481398731.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137893181) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2260514 + ... + 2260574.
Almost surely, 2137893184 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 137893184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172913040).
137893184 is an abundant number, since it is smaller than the sum of its proper divisors (207932896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137893184 is a wasteful number, since it uses less digits than its factorization.
137893184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129 (or 106 counting only the distinct ones).
The product of its digits is 145152, while the sum is 44.
The square root of 137893184 is about 11742.7928534910. The cubic root of 137893184 is about 516.6315604774.
The spelling of 137893184 in words is "one hundred thirty-seven million, eight hundred ninety-three thousand, one hundred eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •