Base | Representation |
---|---|
bin | 1110100111101… |
… | …1110010110111 |
3 | 11021101121100201 |
4 | 3221323302313 |
5 | 111144340341 |
6 | 10030221331 |
7 | 1343151355 |
oct | 351736267 |
9 | 137347321 |
10 | 61324471 |
11 | 31685a8a |
12 | 18654847 |
13 | c921a90 |
14 | 82047d5 |
15 | 55b5331 |
hex | 3a7bcb7 |
61324471 has 8 divisors (see below), whose sum is σ = 66785040. Its totient is φ = 55970112.
The previous prime is 61324469. The next prime is 61324481. The reversal of 61324471 is 17442316.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61324471 - 21 = 61324469 is a prime.
It is a super-3 number, since 3×613244713 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61324441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25345 + ... + 27658.
It is an arithmetic number, because the mean of its divisors is an integer number (8348130).
Almost surely, 261324471 is an apocalyptic number.
61324471 is a deficient number, since it is larger than the sum of its proper divisors (5460569).
61324471 is a wasteful number, since it uses less digits than its factorization.
61324471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53105.
The product of its digits is 4032, while the sum is 28.
The square root of 61324471 is about 7830.9942536053. The cubic root of 61324471 is about 394.3464511772.
Adding to 61324471 its reverse (17442316), we get a palindrome (78766787).
The spelling of 61324471 in words is "sixty-one million, three hundred twenty-four thousand, four hundred seventy-one".
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