Base | Representation |
---|---|
bin | 10010000100010110000… |
… | …101111110110101111100 |
3 | 11101200211100221220020022 |
4 | 102010112011332311330 |
5 | 130320312222343140 |
6 | 2350220212311312 |
7 | 155463256461110 |
oct | 22042605766574 |
9 | 4350740856208 |
10 | 1241616215420 |
11 | 439625a91759 |
12 | 180772912538 |
13 | 9011245c949 |
14 | 4414760b740 |
15 | 2246d5260b5 |
hex | 1211617ed7c |
1241616215420 has 24 divisors (see below), whose sum is σ = 2979878917344. Its totient is φ = 425696988096.
The previous prime is 1241616215383. The next prime is 1241616215423. The reversal of 1241616215420 is 245126161421.
It is a super-2 number, since 2×12416162154202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1241616215423) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4434343487 + ... + 4434343766.
It is an arithmetic number, because the mean of its divisors is an integer number (124161621556).
Almost surely, 21241616215420 is an apocalyptic number.
1241616215420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1241616215420 is an abundant number, since it is smaller than the sum of its proper divisors (1738262701924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1241616215420 is a wasteful number, since it uses less digits than its factorization.
1241616215420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8868687269 (or 8868687267 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 35.
The spelling of 1241616215420 in words is "one trillion, two hundred forty-one billion, six hundred sixteen million, two hundred fifteen thousand, four hundred twenty".
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