Base | Representation |
---|---|
bin | 1000111001110… |
… | …00110010000010 |
3 | 12012112012201112 |
4 | 10130320302002 |
5 | 123104301344 |
6 | 11224403322 |
7 | 1564532150 |
oct | 434706202 |
9 | 165465645 |
10 | 74681474 |
11 | 3917932a |
12 | 21016542 |
13 | 1261a62a |
14 | 9cc03d0 |
15 | 6852c9e |
hex | 4738c82 |
74681474 has 16 divisors (see below), whose sum is σ = 129161088. Its totient is φ = 31722432.
The previous prime is 74681447. The next prime is 74681479. The reversal of 74681474 is 47418647.
It is not an unprimeable number, because it can be changed into a prime (74681479) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22022 + ... + 25185.
It is an arithmetic number, because the mean of its divisors is an integer number (8072568).
Almost surely, 274681474 is an apocalyptic number.
74681474 is a deficient number, since it is larger than the sum of its proper divisors (54479614).
74681474 is a wasteful number, since it uses less digits than its factorization.
74681474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47329.
The product of its digits is 150528, while the sum is 41.
The square root of 74681474 is about 8641.8443633289. The cubic root of 74681474 is about 421.1184738497.
The spelling of 74681474 in words is "seventy-four million, six hundred eighty-one thousand, four hundred seventy-four".
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