Base | Representation |
---|---|
bin | 101111100011001011… |
… | …0110101000010110100 |
3 | 100202120100222012120212 |
4 | 1133012112311002310 |
5 | 3133111200333022 |
6 | 114524253044552 |
7 | 10243301464466 |
oct | 1370626650264 |
9 | 322510865525 |
10 | 102112121012 |
11 | 3a33a6a2960 |
12 | 17959186758 |
13 | 98242826a5 |
14 | 4d29784136 |
15 | 29c98983e2 |
hex | 17c65b50b4 |
102112121012 has 24 divisors (see below), whose sum is σ = 196232336832. Its totient is φ = 46107216000.
The previous prime is 102112121003. The next prime is 102112121093. The reversal of 102112121012 is 210121211201.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7677893 + ... + 7691180.
It is an arithmetic number, because the mean of its divisors is an integer number (8176347368).
Almost surely, 2102112121012 is an apocalyptic number.
It is an amenable number.
102112121012 is a deficient number, since it is larger than the sum of its proper divisors (94120215820).
102112121012 is a wasteful number, since it uses less digits than its factorization.
102112121012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15369239 (or 15369237 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 102112121012 its reverse (210121211201), we get a palindrome (312233332213).
The spelling of 102112121012 in words is "one hundred two billion, one hundred twelve million, one hundred twenty-one thousand, twelve".
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