Base | Representation |
---|---|
bin | 101111111001110000… |
… | …111110010011010101 |
3 | 11220202121000222121102 |
4 | 233321300332103111 |
5 | 1320314330131031 |
6 | 35343502355445 |
7 | 3500415221132 |
oct | 577160762325 |
9 | 156677028542 |
10 | 51435005141 |
11 | 1a8a47a0713 |
12 | 9b7558bb85 |
13 | 4b091566b0 |
14 | 26bd155589 |
15 | 15108517cb |
hex | bf9c3e4d5 |
51435005141 has 8 divisors (see below), whose sum is σ = 55415690904. Its totient is φ = 47457768960.
The previous prime is 51435005107. The next prime is 51435005147. The reversal of 51435005141 is 14150053415.
It can be written as a sum of positive squares in 4 ways, for example, as 3880044100 + 47554961041 = 62290^2 + 218071^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-51435005141 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51435005147) 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, 831380 + ... + 891101.
It is an arithmetic number, because the mean of its divisors is an integer number (6926961363).
Almost surely, 251435005141 is an apocalyptic number.
It is an amenable number.
51435005141 is a deficient number, since it is larger than the sum of its proper divisors (3980685763).
51435005141 is a wasteful number, since it uses less digits than its factorization.
51435005141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1724791.
The product of its (nonzero) digits is 6000, while the sum is 29.
Adding to 51435005141 its reverse (14150053415), we get a palindrome (65585058556).
The spelling of 51435005141 in words is "fifty-one billion, four hundred thirty-five million, five thousand, one hundred forty-one".
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