Base | Representation |
---|---|
bin | 100000100110001100110… |
… | …010100000010111101000 |
3 | 21221010221020110212001202 |
4 | 200212030302200113220 |
5 | 243200100220324430 |
6 | 4433020555303332 |
7 | 320560164635513 |
oct | 40461462402750 |
9 | 7833836425052 |
10 | 2240040011240 |
11 | 793aa5209069 |
12 | 302174a4ab48 |
13 | 133309004795 |
14 | 7a5c0595d7a |
15 | 3d4066ddd45 |
hex | 2098cca05e8 |
2240040011240 has 32 divisors (see below), whose sum is σ = 5040810976680. Its totient is φ = 895887835392.
The previous prime is 2240040011233. The next prime is 2240040011249. The reversal of 2240040011240 is 421100400422.
It can be written as a sum of positive squares in 4 ways, for example, as 1814985561796 + 425054449444 = 1347214^2 + 651962^2 .
It is a super-4 number, since 4×22400400112404 (a number of 51 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is not an unprimeable number, because it can be changed into a prime (2240040011249) 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, 3721907 + ... + 4281666.
Almost surely, 22240040011240 is an apocalyptic number.
2240040011240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2240040011240 is an abundant number, since it is smaller than the sum of its proper divisors (2800770965440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2240040011240 is a wasteful number, since it uses less digits than its factorization.
2240040011240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8010581 (or 8010577 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 2240040011240 its reverse (421100400422), we get a palindrome (2661140411662).
The spelling of 2240040011240 in words is "two trillion, two hundred forty billion, forty million, eleven thousand, two hundred forty".
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