Base | Representation |
---|---|
bin | 1000110100111… |
… | …10011011001100 |
3 | 12011100002110000 |
4 | 10122132123030 |
5 | 122424033403 |
6 | 11203044300 |
7 | 1556256651 |
oct | 432363314 |
9 | 164302400 |
10 | 74049228 |
11 | 38887310 |
12 | 20970690 |
13 | 12458916 |
14 | 9b97c28 |
15 | 677a7a3 |
hex | 469e6cc |
74049228 has 120 divisors (see below), whose sum is σ = 214663680. Its totient is φ = 22070880.
The previous prime is 74049179. The next prime is 74049233. The reversal of 74049228 is 82294047.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 74049192 and 74049201.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 281425 + ... + 281687.
It is an arithmetic number, because the mean of its divisors is an integer number (1788864).
Almost surely, 274049228 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 74049228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107331840).
74049228 is an abundant number, since it is smaller than the sum of its proper divisors (140614452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74049228 is a wasteful number, since it uses less digits than its factorization.
74049228 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369 (or 358 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 74049228 is about 8605.1861107125. The cubic root of 74049228 is about 419.9267219097.
The spelling of 74049228 in words is "seventy-four million, forty-nine thousand, two hundred twenty-eight".
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