Base | Representation |
---|---|
bin | 11101101110010101101… |
… | …01010100010000110100 |
3 | 10121122011212100221100211 |
4 | 32313022311110100310 |
5 | 113213120404122122 |
6 | 2101103342315204 |
7 | 133534006443163 |
oct | 16671265242064 |
9 | 3548155327324 |
10 | 1021310223412 |
11 | 364153aa5186 |
12 | 145b2a888b04 |
13 | 7540324a8ab |
14 | 376087513da |
15 | 1b877541877 |
hex | edcad54434 |
1021310223412 has 12 divisors (see below), whose sum is σ = 1787654506176. Its totient is φ = 510551793080.
The previous prime is 1021310223403. The next prime is 1021310223431. The reversal of 1021310223412 is 2143220131201.
1021310223412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 25807414 + ... + 25846957.
It is an arithmetic number, because the mean of its divisors is an integer number (148971208848).
Almost surely, 21021310223412 is an apocalyptic number.
It is an amenable number.
1021310223412 is a deficient number, since it is larger than the sum of its proper divisors (766344282764).
1021310223412 is a wasteful number, since it uses less digits than its factorization.
1021310223412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51659318 (or 51659316 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 1021310223412 its reverse (2143220131201), we get a palindrome (3164530354613).
The spelling of 1021310223412 in words is "one trillion, twenty-one billion, three hundred ten million, two hundred twenty-three thousand, four hundred twelve".
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