Base | Representation |
---|---|
bin | 10010000011111110100… |
… | …111011110101000110100 |
3 | 11101122210220211010011001 |
4 | 102003332213132220310 |
5 | 130314010404440340 |
6 | 2350113142253044 |
7 | 155450434560466 |
oct | 22037647365064 |
9 | 4348726733131 |
10 | 1241222343220 |
11 | 439443721742 |
12 | 180682a27184 |
13 | 9007b985582 |
14 | 4410b1a0136 |
15 | 22448b7329a |
hex | 120fe9dea34 |
1241222343220 has 12 divisors (see below), whose sum is σ = 2606566920804. Its totient is φ = 496488937280.
The previous prime is 1241222343209. The next prime is 1241222343233. The reversal of 1241222343220 is 223432221421.
It can be written as a sum of positive squares in 2 ways, for example, as 232165930896 + 1009056412324 = 481836^2 + 1004518^2 .
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, 31030558561 + ... + 31030558600.
It is an arithmetic number, because the mean of its divisors is an integer number (217213910067).
Almost surely, 21241222343220 is an apocalyptic number.
1241222343220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1241222343220 is an abundant number, since it is smaller than the sum of its proper divisors (1365344577584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1241222343220 is a wasteful number, since it uses less digits than its factorization.
1241222343220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62061117170 (or 62061117168 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 1241222343220 its reverse (223432221421), we get a palindrome (1464654564641).
The spelling of 1241222343220 in words is "one trillion, two hundred forty-one billion, two hundred twenty-two million, three hundred forty-three thousand, two hundred twenty".
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