Base | Representation |
---|---|
bin | 1000111101000… |
… | …01111001110111 |
3 | 12020100002100222 |
4 | 10132201321313 |
5 | 123212041210 |
6 | 11241524555 |
7 | 1601304404 |
oct | 436417167 |
9 | 166302328 |
10 | 75112055 |
11 | 39442887 |
12 | 211a375b |
13 | 1273b605 |
14 | 9d932ab |
15 | 68da655 |
hex | 47a1e77 |
75112055 has 8 divisors (see below), whose sum is σ = 90382272. Its totient is φ = 59924448.
The previous prime is 75112033. The next prime is 75112057. The reversal of 75112055 is 55021157.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 75112055 - 212 = 75107959 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75112057) 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, 18632 + ... + 22301.
It is an arithmetic number, because the mean of its divisors is an integer number (11297784).
Almost surely, 275112055 is an apocalyptic number.
75112055 is a deficient number, since it is larger than the sum of its proper divisors (15270217).
75112055 is a wasteful number, since it uses less digits than its factorization.
75112055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41305.
The product of its (nonzero) digits is 1750, while the sum is 26.
The square root of 75112055 is about 8666.7211216238. The cubic root of 75112055 is about 421.9262522461.
The spelling of 75112055 in words is "seventy-five million, one hundred twelve thousand, fifty-five".
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