Base | Representation |
---|---|
bin | 1000110111101… |
… | …01011101001001 |
3 | 12012000012102212 |
4 | 10123311131021 |
5 | 123021440310 |
6 | 11214434505 |
7 | 1562303153 |
oct | 433653511 |
9 | 165005385 |
10 | 74405705 |
11 | 39000120 |
12 | 20b02a35 |
13 | 12551c5a |
14 | 9c4bad3 |
15 | 67eb205 |
hex | 46f5749 |
74405705 has 16 divisors (see below), whose sum is σ = 100039104. Its totient is φ = 52649280.
The previous prime is 74405701. The next prime is 74405741. The reversal of 74405705 is 50750447.
It is not a de Polignac number, because 74405705 - 22 = 74405701 is a prime.
It is not an unprimeable number, because it can be changed into a prime (74405701) 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, 16247 + ... + 20316.
It is an arithmetic number, because the mean of its divisors is an integer number (6252444).
Almost surely, 274405705 is an apocalyptic number.
It is an amenable number.
74405705 is a deficient number, since it is larger than the sum of its proper divisors (25633399).
74405705 is a wasteful number, since it uses less digits than its factorization.
74405705 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36616.
The product of its (nonzero) digits is 19600, while the sum is 32.
The square root of 74405705 is about 8625.8741585998. The cubic root of 74405705 is about 420.5994934809.
The spelling of 74405705 in words is "seventy-four million, four hundred five thousand, seven hundred five".
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