Base | Representation |
---|---|
bin | 1000110100101… |
… | …10001011011100 |
3 | 12011021101010001 |
4 | 10122112023130 |
5 | 122421443302 |
6 | 11202224044 |
7 | 1556056330 |
oct | 432261334 |
9 | 164241101 |
10 | 74015452 |
11 | 388639a5 |
12 | 20955024 |
13 | 12446434 |
14 | 9b897c0 |
15 | 6770787 |
hex | 46962dc |
74015452 has 48 divisors (see below), whose sum is σ = 151300800. Its totient is φ = 31030272.
The previous prime is 74015443. The next prime is 74015471. The reversal of 74015452 is 25451047.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 74015452.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 471358 + ... + 471514.
It is an arithmetic number, because the mean of its divisors is an integer number (3152100).
Almost surely, 274015452 is an apocalyptic number.
It is an amenable number.
74015452 is an abundant number, since it is smaller than the sum of its proper divisors (77285348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74015452 is a wasteful number, since it uses less digits than its factorization.
74015452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 430 (or 428 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 28.
The square root of 74015452 is about 8603.2233494197. The cubic root of 74015452 is about 419.8628652818.
Adding to 74015452 its reverse (25451047), we get a palindrome (99466499).
The spelling of 74015452 in words is "seventy-four million, fifteen thousand, four hundred fifty-two".
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