Base | Representation |
---|---|
bin | 10111010000110110100110… |
… | …100111011110001011110001 |
3 | 111102021001021121112011021122 |
4 | 113100312212213132023301 |
5 | 101402244424044314441 |
6 | 1001334012421232025 |
7 | 30356612520025001 |
oct | 2720664647361361 |
9 | 442231247464248 |
10 | 102313211323121 |
11 | 2a666875545917 |
12 | b584b9b562615 |
13 | 451212c5caa76 |
14 | 1b39db325c001 |
15 | bc6604c0234b |
hex | 5d0da69de2f1 |
102313211323121 has 4 divisors (see below), whose sum is σ = 103608315264000. Its totient is φ = 101018107382244.
The previous prime is 102313211323093. The next prime is 102313211323157. The reversal of 102313211323121 is 121323112313201.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 102313211323121 - 226 = 102313144214257 is a prime.
It is a super-2 number, since 2×1023132113231212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102313211343121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647551970321 + ... + 647551970478.
It is an arithmetic number, because the mean of its divisors is an integer number (25902078816000).
Almost surely, 2102313211323121 is an apocalyptic number.
It is an amenable number.
102313211323121 is a deficient number, since it is larger than the sum of its proper divisors (1295103940879).
102313211323121 is an equidigital number, since it uses as much as digits as its factorization.
102313211323121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1295103940878.
The product of its (nonzero) digits is 1296, while the sum is 26.
Adding to 102313211323121 its reverse (121323112313201), we get a palindrome (223636323636322).
The spelling of 102313211323121 in words is "one hundred two trillion, three hundred thirteen billion, two hundred eleven million, three hundred twenty-three thousand, one hundred twenty-one".
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