Base | Representation |
---|---|
bin | 100011100000111010111… |
… | …011001101001111111100 |
3 | 22122022102201210201220102 |
4 | 203200322323031033330 |
5 | 304441201141222140 |
6 | 5105055232140232 |
7 | 341215415630456 |
oct | 43407273151774 |
9 | 8568381721812 |
10 | 2440530023420 |
11 | 861028634705 |
12 | 334ba8697678 |
13 | 1491aa9bc898 |
14 | 8619d78d2d6 |
15 | 4373cba6e15 |
hex | 2383aecd3fc |
2440530023420 has 48 divisors (see below), whose sum is σ = 5134090741920. Its totient is φ = 974503228416.
The previous prime is 2440530023401. The next prime is 2440530023497. The reversal of 2440530023420 is 243200350442.
It is a happy number.
It is a congruent number.
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, 32208899 + ... + 32284581.
It is an arithmetic number, because the mean of its divisors is an integer number (106960223790).
Almost surely, 22440530023420 is an apocalyptic number.
2440530023420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2440530023420 is an abundant number, since it is smaller than the sum of its proper divisors (2693560718500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2440530023420 is a wasteful number, since it uses less digits than its factorization.
2440530023420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78494 (or 78492 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 29.
Adding to 2440530023420 its reverse (243200350442), we get a palindrome (2683730373862).
The spelling of 2440530023420 in words is "two trillion, four hundred forty billion, five hundred thirty million, twenty-three thousand, four hundred twenty".
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