Base | Representation |
---|---|
bin | 1000111000110… |
… | …10000000110001 |
3 | 12012021210211122 |
4 | 10130122000301 |
5 | 123041233231 |
6 | 11221552025 |
7 | 1563465542 |
oct | 434320061 |
9 | 165253748 |
10 | 74555441 |
11 | 390a2674 |
12 | 20b75615 |
13 | 125a515c |
14 | 9c8a4c9 |
15 | 682a77b |
hex | 471a031 |
74555441 has 4 divisors (see below), whose sum is σ = 74600484. Its totient is φ = 74510400.
The previous prime is 74555431. The next prime is 74555447. The reversal of 74555441 is 14455547.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 60902416 + 13653025 = 7804^2 + 3695^2 .
It is a cyclic number.
It is not a de Polignac number, because 74555441 - 214 = 74539057 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (74555447) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19940 + ... + 23381.
It is an arithmetic number, because the mean of its divisors is an integer number (18650121).
Almost surely, 274555441 is an apocalyptic number.
It is an amenable number.
74555441 is a deficient number, since it is larger than the sum of its proper divisors (45043).
74555441 is a wasteful number, since it uses less digits than its factorization.
74555441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45042.
The product of its digits is 56000, while the sum is 35.
The square root of 74555441 is about 8634.5492644376. The cubic root of 74555441 is about 420.8814462610.
The spelling of 74555441 in words is "seventy-four million, five hundred fifty-five thousand, four hundred forty-one".
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