Base | Representation |
---|---|
bin | 10111001101110010010001… |
… | …010101111100110101010111 |
3 | 111101111220010212201201102222 |
4 | 113031302101111330311113 |
5 | 101340321204124323111 |
6 | 1001053110120452555 |
7 | 30335440451653061 |
oct | 2715622125746527 |
9 | 441456125651388 |
10 | 102102401011031 |
11 | 2a5954266261a3 |
12 | b55016761a15b |
13 | 44c82a476a925 |
14 | 1b2dad5566731 |
15 | bc0db76ac7db |
hex | 5cdc9157cd57 |
102102401011031 has 8 divisors (see below), whose sum is σ = 106699787698944. Its totient is φ = 97606055788920.
The previous prime is 102102401011019. The next prime is 102102401011187. The reversal of 102102401011031 is 130110104201201.
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 102102401011031 - 210 = 102102401010007 is a prime.
It is a super-2 number, since 2×1021024010110312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102102401013031) 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, 25260364385 + ... + 25260368426.
It is an arithmetic number, because the mean of its divisors is an integer number (13337473462368).
Almost surely, 2102102401011031 is an apocalyptic number.
102102401011031 is a deficient number, since it is larger than the sum of its proper divisors (4597386687913).
102102401011031 is an equidigital number, since it uses as much as digits as its factorization.
102102401011031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50520732901.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 102102401011031 its reverse (130110104201201), we get a palindrome (232212505212232).
The spelling of 102102401011031 in words is "one hundred two trillion, one hundred two billion, four hundred one million, eleven thousand, thirty-one".
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