Base | Representation |
---|---|
bin | 110000011001100010… |
… | …011101110110110110 |
3 | 11222010202002122102201 |
4 | 300121202131312312 |
5 | 1322412311320032 |
6 | 35512424055114 |
7 | 3516550222216 |
oct | 603142356666 |
9 | 158122078381 |
10 | 51968073142 |
11 | 20048693587 |
12 | a0a400449a |
13 | 4b9271904b |
14 | 272dc78246 |
15 | 154254c8e7 |
hex | c1989ddb6 |
51968073142 has 8 divisors (see below), whose sum is σ = 77953132656. Its totient is φ = 25983695592.
The previous prime is 51968073127. The next prime is 51968073151. The reversal of 51968073142 is 24137086915.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 51968073092 and 51968073101.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116928 + ... + 342940.
It is an arithmetic number, because the mean of its divisors is an integer number (9744141582).
It is a 1-persistent number, because it is pandigital, but 2⋅51968073142 = 103936146284 is not.
Almost surely, 251968073142 is an apocalyptic number.
51968073142 is a deficient number, since it is larger than the sum of its proper divisors (25985059514).
51968073142 is a wasteful number, since it uses less digits than its factorization.
51968073142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340982.
The product of its (nonzero) digits is 362880, while the sum is 46.
The spelling of 51968073142 in words is "fifty-one billion, nine hundred sixty-eight million, seventy-three thousand, one hundred forty-two".
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