Base | Representation |
---|---|
bin | 1000110100111… |
… | …11110110000111 |
3 | 12011100101102112 |
4 | 10122133312013 |
5 | 122424230142 |
6 | 11203131235 |
7 | 1556312633 |
oct | 432376607 |
9 | 164311375 |
10 | 74055047 |
11 | 38890720 |
12 | 20973b1b |
13 | 1245b471 |
14 | 9b99dc3 |
15 | 677c382 |
hex | 469fd87 |
74055047 has 8 divisors (see below), whose sum is σ = 81008400. Its totient is φ = 67138560.
The previous prime is 74055041. The next prime is 74055071.
74055047 is nontrivially palindromic in base 10.
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 74055047 - 26 = 74054983 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74055041) 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, 4922 + ... + 13127.
It is an arithmetic number, because the mean of its divisors is an integer number (10126050).
Almost surely, 274055047 is an apocalyptic number.
74055047 is a deficient number, since it is larger than the sum of its proper divisors (6953353).
74055047 is a wasteful number, since it uses less digits than its factorization.
74055047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18433.
The product of its (nonzero) digits is 19600, while the sum is 32.
The square root of 74055047 is about 8605.5242141313. The cubic root of 74055047 is about 419.9377213023.
The spelling of 74055047 in words is "seventy-four million, fifty-five thousand, forty-seven".
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