Base | Representation |
---|---|
bin | 10011010100110101… |
… | …110101011010010110 |
3 | 1222120011012101112111 |
4 | 103110311311122112 |
5 | 314444143021012 |
6 | 13311024341234 |
7 | 1333136322304 |
oct | 232465653226 |
9 | 58504171474 |
10 | 20750751382 |
11 | 8889292709 |
12 | 403147481a |
13 | 1c590a641a |
14 | 100bcb1274 |
15 | 816b15ba7 |
hex | 4d4d75696 |
20750751382 has 8 divisors (see below), whose sum is σ = 31129871400. Its totient is φ = 10374127584.
The previous prime is 20750751377. The next prime is 20750751451. The reversal of 20750751382 is 28315705702.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 603132 + ... + 636607.
It is an arithmetic number, because the mean of its divisors is an integer number (3891233925).
Almost surely, 220750751382 is an apocalyptic number.
20750751382 is a deficient number, since it is larger than the sum of its proper divisors (10379120018).
20750751382 is a wasteful number, since it uses less digits than its factorization.
20750751382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1248110.
The product of its (nonzero) digits is 117600, while the sum is 40.
The spelling of 20750751382 in words is "twenty billion, seven hundred fifty million, seven hundred fifty-one thousand, three hundred eighty-two".
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