Base | Representation |
---|---|
bin | 10011000111011001… |
… | …100001100010000011 |
3 | 1221222102211112000211 |
4 | 103013121201202003 |
5 | 314013424213430 |
6 | 13232410454551 |
7 | 1324430354242 |
oct | 230731414203 |
9 | 57872745024 |
10 | 20525226115 |
11 | 8782a56199 |
12 | 3b89a34457 |
13 | 1c21452b14 |
14 | dc9d66959 |
15 | 801e1872a |
hex | 4c7661883 |
20525226115 has 8 divisors (see below), whose sum is σ = 24631477920. Its totient is φ = 16419376512.
The previous prime is 20525226079. The next prime is 20525226119. The reversal of 20525226115 is 51162252502.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20525226115 - 29 = 20525225603 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20525226119) 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, 26266 + ... + 204304.
It is an arithmetic number, because the mean of its divisors is an integer number (3078934740).
Almost surely, 220525226115 is an apocalyptic number.
20525226115 is a deficient number, since it is larger than the sum of its proper divisors (4106251805).
20525226115 is a wasteful number, since it uses less digits than its factorization.
20525226115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201101.
The product of its (nonzero) digits is 12000, while the sum is 31.
Adding to 20525226115 its reverse (51162252502), we get a palindrome (71687478617).
The spelling of 20525226115 in words is "twenty billion, five hundred twenty-five million, two hundred twenty-six thousand, one hundred fifteen".
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