Base | Representation |
---|---|
bin | 101111100000100100… |
… | …101101111100101111 |
3 | 11212200010202111020220 |
4 | 233200210231330233 |
5 | 1313433131041111 |
6 | 35233523542423 |
7 | 3454063631361 |
oct | 574044557457 |
9 | 155603674226 |
10 | 51012362031 |
11 | 1a6a816a694 |
12 | 9a77b2aa13 |
13 | 4a6c717907 |
14 | 267cd78d31 |
15 | 14d86b8e06 |
hex | be092df2f |
51012362031 has 8 divisors (see below), whose sum is σ = 68044063104. Its totient is φ = 33994451160.
The previous prime is 51012362003. The next prime is 51012362047. The reversal of 51012362031 is 13026321015.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-51012362031 is a prime.
It is a super-2 number, since 2×510123620312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 51012361992 and 51012362010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51012262031) 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, 3438915 + ... + 3453716.
It is an arithmetic number, because the mean of its divisors is an integer number (8505507888).
Almost surely, 251012362031 is an apocalyptic number.
51012362031 is a deficient number, since it is larger than the sum of its proper divisors (17031701073).
51012362031 is a wasteful number, since it uses less digits than its factorization.
51012362031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6895101.
The product of its (nonzero) digits is 1080, while the sum is 24.
Adding to 51012362031 its reverse (13026321015), we get a palindrome (64038683046).
The spelling of 51012362031 in words is "fifty-one billion, twelve million, three hundred sixty-two thousand, thirty-one".
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