Base | Representation |
---|---|
bin | 10111001101110010000000… |
… | …110001111000011011001011 |
3 | 111101111212102111211102001211 |
4 | 113031302000301320123023 |
5 | 101340320122004322311 |
6 | 1001053022352353551 |
7 | 30335430535636105 |
oct | 2715620061703313 |
9 | 441455374742054 |
10 | 102102123120331 |
11 | 2a5952a3782864 |
12 | b5500aa5458b7 |
13 | 44c825c011369 |
14 | 1b2daaa6aa575 |
15 | bc0d9d0b9821 |
hex | 5cdc80c786cb |
102102123120331 has 4 divisors (see below), whose sum is σ = 102450594530592. Its totient is φ = 101753651710072.
The previous prime is 102102123120247. The next prime is 102102123120373. The reversal of 102102123120331 is 133021321201201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102102123120331 - 211 = 102102123118283 is a prime.
It is a super-3 number, since 3×1021021231203313 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102102133120331) 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 3 ways as a sum of consecutive naturals, for example, 174235704691 + ... + 174235705276.
It is an arithmetic number, because the mean of its divisors is an integer number (25612648632648).
Almost surely, 2102102123120331 is an apocalyptic number.
102102123120331 is a deficient number, since it is larger than the sum of its proper divisors (348471410261).
102102123120331 is an equidigital number, since it uses as much as digits as its factorization.
102102123120331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 348471410260.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 102102123120331 its reverse (133021321201201), we get a palindrome (235123444321532).
The spelling of 102102123120331 in words is "one hundred two trillion, one hundred two billion, one hundred twenty-three million, one hundred twenty thousand, three hundred thirty-one".
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