Base | Representation |
---|---|
bin | 1100010101100… |
… | …0000110000101 |
3 | 10121100201101121 |
4 | 3011120012011 |
5 | 101221203221 |
6 | 5044553541 |
7 | 1165535401 |
oct | 305300605 |
9 | 117321347 |
10 | 51741061 |
11 | 2722a909 |
12 | 153b28b1 |
13 | a947a18 |
14 | 6c2c101 |
15 | 4820a41 |
hex | 3158185 |
51741061 has 4 divisors (see below), whose sum is σ = 52274572. Its totient is φ = 51207552.
The previous prime is 51741049. The next prime is 51741103. The reversal of 51741061 is 16014715.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16014715 = 5 ⋅3202943.
It can be written as a sum of positive squares in 2 ways, for example, as 30636225 + 21104836 = 5535^2 + 4594^2 .
It is a cyclic number.
It is not a de Polignac number, because 51741061 - 223 = 43352453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51741961) 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, 266610 + ... + 266803.
It is an arithmetic number, because the mean of its divisors is an integer number (13068643).
Almost surely, 251741061 is an apocalyptic number.
It is an amenable number.
51741061 is a deficient number, since it is larger than the sum of its proper divisors (533511).
51741061 is an equidigital number, since it uses as much as digits as its factorization.
51741061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 533510.
The product of its (nonzero) digits is 840, while the sum is 25.
The square root of 51741061 is about 7193.1259546876. The cubic root of 51741061 is about 372.6305378567.
Adding to 51741061 its reverse (16014715), we get a palindrome (67755776).
The spelling of 51741061 in words is "fifty-one million, seven hundred forty-one thousand, sixty-one".
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