Base | Representation |
---|---|
bin | 10010000101111011000… |
… | …011101100011010001000 |
3 | 11101212012102022212212001 |
4 | 102011323003230122020 |
5 | 130332244342130230 |
6 | 2351100242400344 |
7 | 155553245413162 |
oct | 22057303543210 |
9 | 4355172285761 |
10 | 1243310114440 |
11 | 43a3151680a9 |
12 | 180b660600b4 |
13 | 90322381264 |
14 | 44268585932 |
15 | 2251c0c20ca |
hex | 1217b0ec688 |
1243310114440 has 64 divisors (see below), whose sum is σ = 2805299406000. Its totient is φ = 495928811520.
The previous prime is 1243310114413. The next prime is 1243310114503. The reversal of 1243310114440 is 444110133421.
It can be written as a sum of positive squares in 8 ways, for example, as 267675855876 + 975634258564 = 517374^2 + 987742^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1243310114399 and 1243310114408.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100838196 + ... + 100850524.
Almost surely, 21243310114440 is an apocalyptic number.
1243310114440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1243310114440 is an abundant number, since it is smaller than the sum of its proper divisors (1561989291560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1243310114440 is a wasteful number, since it uses less digits than its factorization.
1243310114440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19210 (or 19206 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 1243310114440 its reverse (444110133421), we get a palindrome (1687420247861).
The spelling of 1243310114440 in words is "one trillion, two hundred forty-three billion, three hundred ten million, one hundred fourteen thousand, four hundred forty".
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