Base | Representation |
---|---|
bin | 1000111010000… |
… | …11111010100010 |
3 | 12012121112021102 |
4 | 10131003322202 |
5 | 123112231244 |
6 | 11225354402 |
7 | 1565112122 |
oct | 435037242 |
9 | 165545242 |
10 | 74727074 |
11 | 391aa614 |
12 | 21038a02 |
13 | 12635306 |
14 | 9cd2c82 |
15 | 686154e |
hex | 4743ea2 |
74727074 has 16 divisors (see below), whose sum is σ = 115546176. Its totient is φ = 36229200.
The previous prime is 74727073. The next prime is 74727097. The reversal of 74727074 is 47072747.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (74727071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4349 + ... + 12975.
It is an arithmetic number, because the mean of its divisors is an integer number (7221636).
Almost surely, 274727074 is an apocalyptic number.
74727074 is a deficient number, since it is larger than the sum of its proper divisors (40819102).
74727074 is a wasteful number, since it uses less digits than its factorization.
74727074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8761.
The product of its (nonzero) digits is 76832, while the sum is 38.
The square root of 74727074 is about 8644.4822864067. The cubic root of 74727074 is about 421.2041671027.
The spelling of 74727074 in words is "seventy-four million, seven hundred twenty-seven thousand, seventy-four".
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