Base | Representation |
---|---|
bin | 10010000101001010011… |
… | …011011011110111110100 |
3 | 11101210002120010220112012 |
4 | 102011022123123313310 |
5 | 130324112012121310 |
6 | 2350443255543352 |
7 | 155524110623045 |
oct | 22051233336764 |
9 | 4353076126465 |
10 | 1242494254580 |
11 | 439a36684557 |
12 | 18097898ab58 |
13 | 90222337547 |
14 | 441cc08c8cc |
15 | 224c0665c05 |
hex | 1214a6dbdf4 |
1242494254580 has 12 divisors (see below), whose sum is σ = 2609237934660. Its totient is φ = 496997701824.
The previous prime is 1242494254579. The next prime is 1242494254633. The reversal of 1242494254580 is 854524942421.
It can be written as a sum of positive squares in 2 ways, for example, as 860167212304 + 382327042276 = 927452^2 + 618326^2 .
It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.
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, 31062356345 + ... + 31062356384.
It is an arithmetic number, because the mean of its divisors is an integer number (217436494555).
Almost surely, 21242494254580 is an apocalyptic number.
1242494254580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1242494254580 is an abundant number, since it is smaller than the sum of its proper divisors (1366743680080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1242494254580 is a wasteful number, since it uses less digits than its factorization.
1242494254580 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62124712738 (or 62124712736 counting only the distinct ones).
The product of its (nonzero) digits is 3686400, while the sum is 50.
The spelling of 1242494254580 in words is "one trillion, two hundred forty-two billion, four hundred ninety-four million, two hundred fifty-four thousand, five hundred eighty".
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