Base | Representation |
---|---|
bin | 100011010001011011… |
… | …1010110000000111000 |
3 | 21020111221002020021110 |
4 | 1012202313112000320 |
5 | 2220112144023422 |
6 | 54444142040320 |
7 | 5321035460526 |
oct | 1064267260070 |
9 | 236457066243 |
10 | 75746861112 |
11 | 2a14014596a |
12 | 1281b5790a0 |
13 | 71b1c420a0 |
14 | 3947d6d316 |
15 | 1e84de460c |
hex | 11a2dd6038 |
75746861112 has 128 divisors (see below), whose sum is σ = 211518216000. Its totient is φ = 22444154880.
The previous prime is 75746861111. The next prime is 75746861137. The reversal of 75746861112 is 21116864757.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75746861111) 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, 3508912 + ... + 3530432.
Almost surely, 275746861112 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 75746861112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105759108000).
75746861112 is an abundant number, since it is smaller than the sum of its proper divisors (135771354888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75746861112 is a wasteful number, since it uses less digits than its factorization.
75746861112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21961 (or 21957 counting only the distinct ones).
The product of its digits is 564480, while the sum is 48.
It can be divided in two parts, 7574 and 6861112, that added together give a palindrome (6868686).
The spelling of 75746861112 in words is "seventy-five billion, seven hundred forty-six million, eight hundred sixty-one thousand, one hundred twelve".
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