Base | Representation |
---|---|
bin | 101111100000011111… |
… | …110000001011110111 |
3 | 11212200001022100211222 |
4 | 233200133300023313 |
5 | 1313432312413341 |
6 | 35233440020555 |
7 | 3454046600630 |
oct | 574037601367 |
9 | 155601270758 |
10 | 51011060471 |
11 | 1a6a7460818 |
12 | 9a7760175b |
13 | 4a6c380367 |
14 | 267cb1a887 |
15 | 14d850d44b |
hex | be07f02f7 |
51011060471 has 4 divisors (see below), whose sum is σ = 58298354832. Its totient is φ = 43723766112.
The previous prime is 51011060461. The next prime is 51011060491. The reversal of 51011060471 is 17406011015.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 51011060471 - 218 = 51010798327 is a prime.
It is a super-3 number, since 3×510110604713 (a number of 33 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 51011060471.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51011060461) 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, 3643647170 + ... + 3643647183.
It is an arithmetic number, because the mean of its divisors is an integer number (14574588708).
Almost surely, 251011060471 is an apocalyptic number.
51011060471 is a deficient number, since it is larger than the sum of its proper divisors (7287294361).
51011060471 is an equidigital number, since it uses as much as digits as its factorization.
51011060471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7287294360.
The product of its (nonzero) digits is 840, while the sum is 26.
Adding to 51011060471 its reverse (17406011015), we get a palindrome (68417071486).
The spelling of 51011060471 in words is "fifty-one billion, eleven million, sixty thousand, four hundred seventy-one".
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