Base | Representation |
---|---|
bin | 1100110100100010001… |
… | …0001000110000111000 |
3 | 210001112022111112111222 |
4 | 3031020202020300320 |
5 | 12102043110143230 |
6 | 245104113211212 |
7 | 21625153103252 |
oct | 3151042106070 |
9 | 701468445458 |
10 | 220260240440 |
11 | 85459188769 |
12 | 36830860b08 |
13 | 17a028b3626 |
14 | a936b8acd2 |
15 | 5ae1e986e5 |
hex | 3348888c38 |
220260240440 has 64 divisors (see below), whose sum is σ = 500356712160. Its totient is φ = 87256350720.
The previous prime is 220260240407. The next prime is 220260240443. The reversal of 220260240440 is 44042062022.
It is a happy number.
It is a super-2 number, since 2×2202602404402 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220260240443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29789384 + ... + 29796776.
Almost surely, 2220260240440 is an apocalyptic number.
220260240440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
220260240440 is an abundant number, since it is smaller than the sum of its proper divisors (280096471720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220260240440 is a wasteful number, since it uses less digits than its factorization.
220260240440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14472 (or 14468 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 26.
The spelling of 220260240440 in words is "two hundred twenty billion, two hundred sixty million, two hundred forty thousand, four hundred forty".
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