Base | Representation |
---|---|
bin | 11100000101101001100… |
… | …110110110111100101001 |
3 | 20211112012210121201110220 |
4 | 130011221212312330221 |
5 | 223111033300010441 |
6 | 4034421024200253 |
7 | 256311312141201 |
oct | 34055146667451 |
9 | 6745183551426 |
10 | 1930212110121 |
11 | 684664463239 |
12 | 272108169089 |
13 | 110031054189 |
14 | 695cc0cd401 |
15 | 35321319466 |
hex | 1c1699b6f29 |
1930212110121 has 16 divisors (see below), whose sum is σ = 2709111662400. Its totient is φ = 1219062417408.
The previous prime is 1930212110119. The next prime is 1930212110131. The reversal of 1930212110121 is 1210112120391.
It is not a de Polignac number, because 1930212110121 - 21 = 1930212110119 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1930212110091 and 1930212110100.
It is not an unprimeable number, because it can be changed into a prime (1930212110131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4062265 + ... + 4512473.
It is an arithmetic number, because the mean of its divisors is an integer number (169319478900).
Almost surely, 21930212110121 is an apocalyptic number.
It is an amenable number.
1930212110121 is a deficient number, since it is larger than the sum of its proper divisors (778899552279).
1930212110121 is a wasteful number, since it uses less digits than its factorization.
1930212110121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 525448.
The product of its (nonzero) digits is 216, while the sum is 24.
The spelling of 1930212110121 in words is "one trillion, nine hundred thirty billion, two hundred twelve million, one hundred ten thousand, one hundred twenty-one".
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