Base | Representation |
---|---|
bin | 1000111100101… |
… | …10011011000110 |
3 | 12020020200212022 |
4 | 10132112123012 |
5 | 123204040110 |
6 | 11240523142 |
7 | 1601020325 |
oct | 436263306 |
9 | 166220768 |
10 | 75065030 |
11 | 39410517 |
12 | 211804b2 |
13 | 127230a1 |
14 | 9d800bc |
15 | 68cb755 |
hex | 47966c6 |
75065030 has 32 divisors (see below), whose sum is σ = 144413280. Its totient is φ = 27993600.
The previous prime is 75065027. The next prime is 75065033. The reversal of 75065030 is 3056057.
It is an interprime number because it is at equal distance from previous prime (75065027) and next prime (75065033).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75065033) 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, 16505 + ... + 20555.
It is an arithmetic number, because the mean of its divisors is an integer number (4512915).
Almost surely, 275065030 is an apocalyptic number.
75065030 is a deficient number, since it is larger than the sum of its proper divisors (69348250).
75065030 is a wasteful number, since it uses less digits than its factorization.
75065030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4184.
The product of its (nonzero) digits is 3150, while the sum is 26.
The square root of 75065030 is about 8664.0077331452. The cubic root of 75065030 is about 421.8381828319.
The spelling of 75065030 in words is "seventy-five million, sixty-five thousand, thirty".
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