Base | Representation |
---|---|
bin | 1001001001101110101110… |
… | …11100011101000110010001 |
3 | 2122020222112020020110012100 |
4 | 10210313113130131012101 |
5 | 10114214044300424132 |
6 | 110445313241351013 |
7 | 4145010360231162 |
oct | 444672734350621 |
9 | 78228466213170 |
10 | 20125536342417 |
11 | 645a212659160 |
12 | 2310569498469 |
13 | b2caa349785c |
14 | 4d811c99b769 |
15 | 24d7a0dd937c |
hex | 124dd771d191 |
20125536342417 has 24 divisors (see below), whose sum is σ = 31804358245920. Its totient is φ = 12162144026880.
The previous prime is 20125536342391. The next prime is 20125536342479. The reversal of 20125536342417 is 71424363552102.
20125536342417 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 5 + 5 + 3 + 634 + 2 + 4 + 1 + 7 = 666.
It is not a de Polignac number, because 20125536342417 - 215 = 20125536309649 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20125536322417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292888192 + ... + 292956897.
It is an arithmetic number, because the mean of its divisors is an integer number (1325181593580).
Almost surely, 220125536342417 is an apocalyptic number.
It is an amenable number.
20125536342417 is a deficient number, since it is larger than the sum of its proper divisors (11678821903503).
20125536342417 is a wasteful number, since it uses less digits than its factorization.
20125536342417 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 585845453 (or 585845450 counting only the distinct ones).
The product of its (nonzero) digits is 1209600, while the sum is 45.
Adding to 20125536342417 its reverse (71424363552102), we get a palindrome (91549899894519).
The spelling of 20125536342417 in words is "twenty trillion, one hundred twenty-five billion, five hundred thirty-six million, three hundred forty-two thousand, four hundred seventeen".
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