Base | Representation |
---|---|
bin | 100110101011000101… |
… | …0110011101110010100 |
3 | 21221100220022210110101 |
4 | 1031112022303232110 |
5 | 2330041303140000 |
6 | 102052550503444 |
7 | 6000025540642 |
oct | 1152612635624 |
9 | 257326283411 |
10 | 83050052500 |
11 | 32248653728 |
12 | 14119364b84 |
13 | 7aa6cc25cc |
14 | 403bc90192 |
15 | 226114ce6a |
hex | 13562b3b94 |
83050052500 has 60 divisors (see below), whose sum is σ = 181727694148. Its totient is φ = 33199200000.
The previous prime is 83050052461. The next prime is 83050052513. The reversal of 83050052500 is 525005038.
It can be written as a sum of positive squares in 10 ways, for example, as 82795458564 + 254593936 = 287742^2 + 15956^2 .
It is a super-2 number, since 2×830500525002 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4342960 + ... + 4362040.
Almost surely, 283050052500 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 83050052500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90863847074).
83050052500 is an abundant number, since it is smaller than the sum of its proper divisors (98677641648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83050052500 is a wasteful number, since it uses less digits than its factorization.
83050052500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20846 (or 20829 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
Adding to 83050052500 its reverse (525005038), we get a palindrome (83575057538).
The spelling of 83050052500 in words is "eighty-three billion, fifty million, fifty-two thousand, five hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •