Base | Representation |
---|---|
bin | 1001000001111… |
… | …00011100101111 |
3 | 12021112020201000 |
4 | 10200330130233 |
5 | 123342320241 |
6 | 11303251343 |
7 | 1606552053 |
oct | 440743457 |
9 | 167466630 |
10 | 75745071 |
11 | 39835436 |
12 | 21449b53 |
13 | 1290078c |
14 | a0b9c63 |
15 | 69b2eb6 |
hex | 483c72f |
75745071 has 16 divisors (see below), whose sum is σ = 116085600. Its totient is φ = 48754944.
The previous prime is 75745037. The next prime is 75745079. The reversal of 75745071 is 17054757.
It is not a de Polignac number, because 75745071 - 27 = 75744943 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75745079) 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, 47586 + ... + 49151.
It is an arithmetic number, because the mean of its divisors is an integer number (7255350).
Almost surely, 275745071 is an apocalyptic number.
75745071 is a deficient number, since it is larger than the sum of its proper divisors (40340529).
75745071 is a wasteful number, since it uses less digits than its factorization.
75745071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96775 (or 96769 counting only the distinct ones).
The product of its (nonzero) digits is 34300, while the sum is 36.
The square root of 75745071 is about 8703.1644245068. The cubic root of 75745071 is about 423.1082163647.
The spelling of 75745071 in words is "seventy-five million, seven hundred forty-five thousand, seventy-one".
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