Base | Representation |
---|---|
bin | 1000111111011… |
… | …01101010100001 |
3 | 12020220212001002 |
4 | 10133231222201 |
5 | 123302003434 |
6 | 11252321345 |
7 | 1604036201 |
oct | 437555241 |
9 | 166825032 |
10 | 75422369 |
11 | 39634a40 |
12 | 21313255 |
13 | 12819929 |
14 | a034401 |
15 | 694c57e |
hex | 47edaa1 |
75422369 has 8 divisors (see below), whose sum is σ = 83507808. Its totient is φ = 67541760.
The previous prime is 75422323. The next prime is 75422371. The reversal of 75422369 is 96322457.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-75422369 is a prime.
It is a super-2 number, since 2×754223692 = 11377067491144322, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (75422309) 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, 50432 + ... + 51905.
It is an arithmetic number, because the mean of its divisors is an integer number (10438476).
Almost surely, 275422369 is an apocalyptic number.
It is an amenable number.
75422369 is a deficient number, since it is larger than the sum of its proper divisors (8085439).
75422369 is a wasteful number, since it uses less digits than its factorization.
75422369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102415.
The product of its digits is 90720, while the sum is 38.
The square root of 75422369 is about 8684.6052875188. The cubic root of 75422369 is about 422.5064952376.
The spelling of 75422369 in words is "seventy-five million, four hundred twenty-two thousand, three hundred sixty-nine".
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