Base | Representation |
---|---|
bin | 1001000000010… |
… | …10111001100110 |
3 | 12021010221022020 |
4 | 10200022321212 |
5 | 123314321433 |
6 | 11255044010 |
7 | 1605045261 |
oct | 440127146 |
9 | 167127266 |
10 | 75542118 |
11 | 39706a03 |
12 | 21370606 |
13 | 1285c2a2 |
14 | a065cd8 |
15 | 6972cb3 |
hex | 480ae66 |
75542118 has 32 divisors (see below), whose sum is σ = 161917056. Its totient is φ = 23411328.
The previous prime is 75542087. The next prime is 75542153. The reversal of 75542118 is 81124557.
It is a super-4 number, since 4×755421184 (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4005 + ... + 12927.
It is an arithmetic number, because the mean of its divisors is an integer number (5059908).
Almost surely, 275542118 is an apocalyptic number.
75542118 is an abundant number, since it is smaller than the sum of its proper divisors (86374938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75542118 is a wasteful number, since it uses less digits than its factorization.
75542118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9028.
The product of its digits is 11200, while the sum is 33.
The square root of 75542118 is about 8691.4968791342. The cubic root of 75542118 is about 422.7299832114.
The spelling of 75542118 in words is "seventy-five million, five hundred forty-two thousand, one hundred eighteen".
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