Base | Representation |
---|---|
bin | 1000110101011… |
… | …11101100000111 |
3 | 12011110200110002 |
4 | 10122233230013 |
5 | 122433314233 |
6 | 11204351515 |
7 | 1560003062 |
oct | 432575407 |
9 | 164420402 |
10 | 74119943 |
11 | 38925457 |
12 | 209a559b |
13 | 12481b71 |
14 | 9bb58d9 |
15 | 67916e8 |
hex | 46afb07 |
74119943 has 4 divisors (see below), whose sum is σ = 74653320. Its totient is φ = 73586568.
The previous prime is 74119919. The next prime is 74119951. The reversal of 74119943 is 34991147.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34991147 = 101 ⋅346447.
It is a cyclic number.
It is not a de Polignac number, because 74119943 - 26 = 74119879 is a prime.
It is a super-4 number, since 4×741199434 (a number of 33 digits) contains 4444 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 74119897 and 74119906.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74119973) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266480 + ... + 266757.
It is an arithmetic number, because the mean of its divisors is an integer number (18663330).
Almost surely, 274119943 is an apocalyptic number.
74119943 is a deficient number, since it is larger than the sum of its proper divisors (533377).
74119943 is a wasteful number, since it uses less digits than its factorization.
74119943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 533376.
The product of its digits is 27216, while the sum is 38.
The square root of 74119943 is about 8609.2939896370. The cubic root of 74119943 is about 420.0603522494.
The spelling of 74119943 in words is "seventy-four million, one hundred nineteen thousand, nine hundred forty-three".
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