Base | Representation |
---|---|
bin | 1101101111100… |
… | …0100010010101 |
3 | 11000110110201220 |
4 | 3123320202111 |
5 | 104224003414 |
6 | 5415240553 |
7 | 1266640611 |
oct | 333704225 |
9 | 130413656 |
10 | 57641109 |
11 | 2a59a689 |
12 | 17379159 |
13 | bc32386 |
14 | 7926341 |
15 | 50d8ca9 |
hex | 36f8895 |
57641109 has 8 divisors (see below), whose sum is σ = 77460480. Its totient is φ = 38124576.
The previous prime is 57641107. The next prime is 57641119. The reversal of 57641109 is 90114675.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 57641109 - 21 = 57641107 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57641109.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57641107) 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, 75264 + ... + 76025.
It is an arithmetic number, because the mean of its divisors is an integer number (9682560).
Almost surely, 257641109 is an apocalyptic number.
It is an amenable number.
57641109 is a deficient number, since it is larger than the sum of its proper divisors (19819371).
57641109 is a wasteful number, since it uses less digits than its factorization.
57641109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151419.
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 57641109 is about 7592.1741945243. The cubic root of 57641109 is about 386.2876076954.
The spelling of 57641109 in words is "fifty-seven million, six hundred forty-one thousand, one hundred nine".
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