Base | Representation |
---|---|
bin | 1001100100000101101011… |
… | …10111000110010100010110 |
3 | 2202110120020020220001201212 |
4 | 10302002311313012110112 |
5 | 10224033410004013420 |
6 | 112421334400421422 |
7 | 4300312004634152 |
oct | 462026567062426 |
9 | 82416206801655 |
10 | 21031211001110 |
11 | 6779317367022 |
12 | 2437ba6017872 |
13 | b973087bb26b |
14 | 529cb78a4062 |
15 | 26710b6d63c5 |
hex | 1320b5dc6516 |
21031211001110 has 8 divisors (see below), whose sum is σ = 37856179802016. Its totient is φ = 8412484400440.
The previous prime is 21031211001103. The next prime is 21031211001127. The reversal of 21031211001110 is 1110011213012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1051560550046 + ... + 1051560550065.
It is an arithmetic number, because the mean of its divisors is an integer number (4732022475252).
Almost surely, 221031211001110 is an apocalyptic number.
21031211001110 is a deficient number, since it is larger than the sum of its proper divisors (16824968800906).
21031211001110 is a wasteful number, since it uses less digits than its factorization.
21031211001110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2103121100118.
The product of its (nonzero) digits is 12, while the sum is 14.
Adding to 21031211001110 its reverse (1110011213012), we get a palindrome (22141222214122).
The spelling of 21031211001110 in words is "twenty-one trillion, thirty-one billion, two hundred eleven million, one thousand, one hundred ten".
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