Base | Representation |
---|---|
bin | 11110111010001001101… |
… | …101110110011110101000 |
3 | 21112001110220112020110112 |
4 | 132322021231312132220 |
5 | 234300000212424230 |
6 | 4303432513033452 |
7 | 306312206010200 |
oct | 36721155663650 |
9 | 7461426466415 |
10 | 2124024342440 |
11 | 749880405a50 |
12 | 2a3797555888 |
13 | 1253aa413c50 |
14 | 74b36485400 |
15 | 3a3b6415d95 |
hex | 1ee89b767a8 |
2124024342440 has 192 divisors, whose sum is σ = 6531216572160. Its totient is φ = 611107822080.
The previous prime is 2124024342353. The next prime is 2124024342449. The reversal of 2124024342440 is 442434204212.
It is a super-2 number, since 2×21240243424402 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2124024342397 and 2124024342406.
It is not an unprimeable number, because it can be changed into a prime (2124024342449) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3508832 + ... + 4069391.
It is an arithmetic number, because the mean of its divisors is an integer number (34016752980).
Almost surely, 22124024342440 is an apocalyptic number.
2124024342440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2124024342440 is an abundant number, since it is smaller than the sum of its proper divisors (4407192229720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2124024342440 is a wasteful number, since it uses less digits than its factorization.
2124024342440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7578272 (or 7578261 counting only the distinct ones).
The product of its (nonzero) digits is 49152, while the sum is 32.
Adding to 2124024342440 its reverse (442434204212), we get a palindrome (2566458546652).
The spelling of 2124024342440 in words is "two trillion, one hundred twenty-four billion, twenty-four million, three hundred forty-two thousand, four hundred forty".
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