Base | Representation |
---|---|
bin | 1000111100001… |
… | …10100011100100 |
3 | 12020010101201010 |
4 | 10132012203210 |
5 | 123200000121 |
6 | 11235302220 |
7 | 1600326666 |
oct | 436064344 |
9 | 166111633 |
10 | 75000036 |
11 | 39376701 |
12 | 2114a970 |
13 | 126cc627 |
14 | 9d64536 |
15 | 68b7376 |
hex | 47868e4 |
75000036 has 48 divisors (see below), whose sum is σ = 185561600. Its totient is φ = 23535360.
The previous prime is 75000031. The next prime is 75000047. The reversal of 75000036 is 63000057.
It is a junction number, because it is equal to n+sod(n) for n = 74999976 and 75000021.
It is not an unprimeable number, because it can be changed into a prime (75000031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11040 + ... + 16488.
Almost surely, 275000036 is an apocalyptic number.
It is an amenable number.
75000036 is an abundant number, since it is smaller than the sum of its proper divisors (110561564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75000036 is a wasteful number, since it uses less digits than its factorization.
75000036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5524 (or 5522 counting only the distinct ones).
The product of its (nonzero) digits is 630, while the sum is 21.
The square root of 75000036 is about 8660.2561163051. The cubic root of 75000036 is about 421.7164001255.
Adding to 75000036 its sum of digits (21), we get a palindrome (75000057).
It can be divided in two parts, 750000 and 36, that multiplied together give a cube (27000000 = 3003).
The spelling of 75000036 in words is "seventy-five million, thirty-six", and thus it is an aban number and an uban number.
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