Base | Representation |
---|---|
bin | 1000111111010… |
… | …01001101010000 |
3 | 12020212220222220 |
4 | 10133221031100 |
5 | 123300412422 |
6 | 11252101040 |
7 | 1603632030 |
oct | 437511520 |
9 | 166786886 |
10 | 75404112 |
11 | 39622253 |
12 | 21304780 |
13 | 12811524 |
14 | a02b8c0 |
15 | 6946e5c |
hex | 47e9350 |
75404112 has 160 divisors (see below), whose sum is σ = 241984512. Its totient is φ = 19740672.
The previous prime is 75404111. The next prime is 75404167. The reversal of 75404112 is 21140457.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75404111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 245463 + ... + 245769.
Almost surely, 275404112 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 75404112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120992256).
75404112 is an abundant number, since it is smaller than the sum of its proper divisors (166580400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75404112 is a wasteful number, since it uses less digits than its factorization.
75404112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385 (or 379 counting only the distinct ones).
The product of its (nonzero) digits is 1120, while the sum is 24.
The square root of 75404112 is about 8683.5541110769. The cubic root of 75404112 is about 422.4724013577.
Adding to 75404112 its reverse (21140457), we get a palindrome (96544569).
The spelling of 75404112 in words is "seventy-five million, four hundred four thousand, one hundred twelve".
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