Base | Representation |
---|---|
bin | 1000111001010… |
… | …01011001011101 |
3 | 12012102000021201 |
4 | 10130221121131 |
5 | 123100242321 |
6 | 11223155501 |
7 | 1564150351 |
oct | 434513135 |
9 | 165360251 |
10 | 74618461 |
11 | 39135a55 |
12 | 20ba5b91 |
13 | 125c7a48 |
14 | 9ca5461 |
15 | 683e291 |
hex | 472965d |
74618461 has 4 divisors (see below), whose sum is σ = 74796124. Its totient is φ = 74441220.
The previous prime is 74618449. The next prime is 74618473. The reversal of 74618461 is 16481647.
It is a happy number.
The cubic root of 74618461 is 421.
It is a perfect power (a cube), and thus also a powerful number.
It is an interprime number because it is at equal distance from previous prime (74618449) and next prime (74618473).
It can be written as a sum of positive squares in 2 ways, for example, as 29648025 + 44970436 = 5445^2 + 6706^2 .
It is not a de Polignac number, because 74618461 - 213 = 74610269 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 74618461.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (74618561) 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, 177031 + ... + 177451.
It is an arithmetic number, because the mean of its divisors is an integer number (18699031).
Almost surely, 274618461 is an apocalyptic number.
It is an amenable number.
74618461 is a deficient number, since it is larger than the sum of its proper divisors (177663).
74618461 is an frugal number, since it uses more digits than its factorization.
74618461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1263 (or 421 counting only the distinct ones).
The product of its digits is 32256, while the sum is 37.
The square root of 74618461 is about 8638.1977865756.
The spelling of 74618461 in words is "seventy-four million, six hundred eighteen thousand, four hundred sixty-one".
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