Base | Representation |
---|---|
bin | 1000111101111… |
… | …10101101011101 |
3 | 12020120002012222 |
4 | 10132332231131 |
5 | 123224330140 |
6 | 11244235125 |
7 | 1602305402 |
oct | 436765535 |
9 | 166502188 |
10 | 75230045 |
11 | 395134a0 |
12 | 2123baa5 |
13 | 12780227 |
14 | 9dc42a9 |
15 | 69105b5 |
hex | 47beb5d |
75230045 has 8 divisors (see below), whose sum is σ = 98483040. Its totient is φ = 54712720.
The previous prime is 75230027. The next prime is 75230047. The reversal of 75230045 is 54003257.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 75230045 - 212 = 75225949 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 75229996 and 75230023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75230047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683855 + ... + 683964.
It is an arithmetic number, because the mean of its divisors is an integer number (12310380).
Almost surely, 275230045 is an apocalyptic number.
It is an amenable number.
75230045 is a deficient number, since it is larger than the sum of its proper divisors (23252995).
75230045 is a wasteful number, since it uses less digits than its factorization.
75230045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1367835.
The product of its (nonzero) digits is 4200, while the sum is 26.
The square root of 75230045 is about 8673.5255231077. The cubic root of 75230045 is about 422.1470647105.
The spelling of 75230045 in words is "seventy-five million, two hundred thirty thousand, forty-five".
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