Base | Representation |
---|---|
bin | 1000110101011… |
… | …11011001011000 |
3 | 12011110121210200 |
4 | 10122233121120 |
5 | 122433244434 |
6 | 11204342200 |
7 | 1556666430 |
oct | 432573130 |
9 | 164417720 |
10 | 74118744 |
11 | 38924567 |
12 | 209a4960 |
13 | 1248145b |
14 | 9bb52c0 |
15 | 6791199 |
hex | 46af658 |
74118744 has 96 divisors (see below), whose sum is σ = 230880000. Its totient is φ = 21041856.
The previous prime is 74118743. The next prime is 74118757. The reversal of 74118744 is 44781147.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 74118699 and 74118708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74118743) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99927 + ... + 100665.
It is an arithmetic number, because the mean of its divisors is an integer number (2405000).
Almost surely, 274118744 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 74118744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115440000).
74118744 is an abundant number, since it is smaller than the sum of its proper divisors (156761256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74118744 is a wasteful number, since it uses less digits than its factorization.
74118744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957 (or 950 counting only the distinct ones).
The product of its digits is 25088, while the sum is 36.
The square root of 74118744 is about 8609.2243553063. The cubic root of 74118744 is about 420.0580872041.
The spelling of 74118744 in words is "seventy-four million, one hundred eighteen thousand, seven hundred forty-four".
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