Base | Representation |
---|---|
bin | 1001100110101011000100… |
… | …01010110101011101101101 |
3 | 2202210001102012022121111211 |
4 | 10303111202022311131231 |
5 | 10232012230301431104 |
6 | 112530221122514421 |
7 | 4306604214120532 |
oct | 463254212653555 |
9 | 82701365277454 |
10 | 21120001202029 |
11 | 6802a40099164 |
12 | 2451245805a11 |
13 | ba27b8a97aa2 |
14 | 5302dbc40d89 |
15 | 2695a673de04 |
hex | 1335622b576d |
21120001202029 has 2 divisors, whose sum is σ = 21120001202030. Its totient is φ = 21120001202028.
The previous prime is 21120001202009. The next prime is 21120001202117. The reversal of 21120001202029 is 92020210002112.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 20483979001929 + 636022200100 = 4525923^2 + 797510^2 .
It is a cyclic number.
It is not a de Polignac number, because 21120001202029 - 217 = 21120001070957 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (21120001202009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10560000601014 + 10560000601015.
It is an arithmetic number, because the mean of its divisors is an integer number (10560000601015).
Almost surely, 221120001202029 is an apocalyptic number.
It is an amenable number.
21120001202029 is a deficient number, since it is larger than the sum of its proper divisors (1).
21120001202029 is an equidigital number, since it uses as much as digits as its factorization.
21120001202029 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 22.
The spelling of 21120001202029 in words is "twenty-one trillion, one hundred twenty billion, one million, two hundred two thousand, twenty-nine".
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