Base | Representation |
---|---|
bin | 1110101000000… |
… | …0111001011011 |
3 | 11021102200000210 |
4 | 3222000321123 |
5 | 111201022441 |
6 | 10030502203 |
7 | 1343266323 |
oct | 352007133 |
9 | 137380023 |
10 | 61345371 |
11 | 3169a75a |
12 | 18664963 |
13 | c92b449 |
14 | 820c283 |
15 | 55bb616 |
hex | 3a80e5b |
61345371 has 16 divisors (see below), whose sum is σ = 84268800. Its totient is φ = 39666528.
The previous prime is 61345369. The next prime is 61345379. The reversal of 61345371 is 17354316.
61345371 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 61345371 - 21 = 61345369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61345379) by changing a digit.
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, 45850 + ... + 47168.
It is an arithmetic number, because the mean of its divisors is an integer number (5266800).
Almost surely, 261345371 is an apocalyptic number.
61345371 is a deficient number, since it is larger than the sum of its proper divisors (22923429).
61345371 is a wasteful number, since it uses less digits than its factorization.
61345371 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1778.
The product of its digits is 7560, while the sum is 30.
The square root of 61345371 is about 7832.3285809522. The cubic root of 61345371 is about 394.3912451753.
Adding to 61345371 its reverse (17354316), we get a palindrome (78699687).
It can be divided in two parts, 61345 and 371, that added together give a palindrome (61716).
The spelling of 61345371 in words is "sixty-one million, three hundred forty-five thousand, three hundred seventy-one".
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