Base | Representation |
---|---|
bin | 1000110100110… |
… | …10011010110010 |
3 | 12011022020221020 |
4 | 10122122122302 |
5 | 122423022233 |
6 | 11202440310 |
7 | 1556161056 |
oct | 432323262 |
9 | 164266836 |
10 | 74032818 |
11 | 38875a52 |
12 | 20963096 |
13 | 12451302 |
14 | 9b91c66 |
15 | 67759b3 |
hex | 469a6b2 |
74032818 has 16 divisors (see below), whose sum is σ = 148162176. Its totient is φ = 24661520.
The previous prime is 74032817. The next prime is 74032897. The reversal of 74032818 is 81823047.
It is a super-2 number, since 2×740328182 = 10961716282042248, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (74032813) 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, 9388 + ... + 15368.
It is an arithmetic number, because the mean of its divisors is an integer number (9260136).
Almost surely, 274032818 is an apocalyptic number.
74032818 is an abundant number, since it is smaller than the sum of its proper divisors (74129358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74032818 is a wasteful number, since it uses less digits than its factorization.
74032818 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8049.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 74032818 is about 8604.2325631052. The cubic root of 74032818 is about 419.8956997244.
The spelling of 74032818 in words is "seventy-four million, thirty-two thousand, eight hundred eighteen".
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