Base | Representation |
---|---|
bin | 1000110111111… |
… | …10101011011101 |
3 | 12012002010021010 |
4 | 10123332223131 |
5 | 123024142420 |
6 | 11215325433 |
7 | 1562521254 |
oct | 433765335 |
9 | 165063233 |
10 | 74443485 |
11 | 39026546 |
12 | 20b20879 |
13 | 125661cc |
14 | 9c5b79b |
15 | 68074e0 |
hex | 46feadd |
74443485 has 16 divisors (see below), whose sum is σ = 121063680. Its totient is φ = 39051840.
The previous prime is 74443483. The next prime is 74443489. The reversal of 74443485 is 58434447.
It is not a de Polignac number, because 74443485 - 21 = 74443483 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74443483) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39765 + ... + 41594.
It is an arithmetic number, because the mean of its divisors is an integer number (7566480).
Almost surely, 274443485 is an apocalyptic number.
It is an amenable number.
74443485 is a deficient number, since it is larger than the sum of its proper divisors (46620195).
74443485 is a wasteful number, since it uses less digits than its factorization.
74443485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81428.
The product of its digits is 215040, while the sum is 39.
The square root of 74443485 is about 8628.0638036584. The cubic root of 74443485 is about 420.6706688482.
The spelling of 74443485 in words is "seventy-four million, four hundred forty-three thousand, four hundred eighty-five".
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