Base | Representation |
---|---|
bin | 1001001000011101… |
… | …1100001111011100 |
3 | 20022211210020211122 |
4 | 2102013130033130 |
5 | 20010031033340 |
6 | 1043130310112 |
7 | 114514522250 |
oct | 22207341734 |
9 | 6284706748 |
10 | 2451424220 |
11 | 1048846333 |
12 | 584b88338 |
13 | 300b5239b |
14 | 193808260 |
15 | e5332db5 |
hex | 921dc3dc |
2451424220 has 48 divisors (see below), whose sum is σ = 5891954880. Its totient is φ = 839268864.
The previous prime is 2451424193. The next prime is 2451424247. The reversal of 2451424220 is 224241542.
2451424220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2451424193) and next prime (2451424247).
It is a self number, because there is not a number n which added to its sum of digits gives 2451424220.
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, 86912 + ... + 111608.
It is an arithmetic number, because the mean of its divisors is an integer number (122749060).
Almost surely, 22451424220 is an apocalyptic number.
2451424220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2451424220 is an abundant number, since it is smaller than the sum of its proper divisors (3440530660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2451424220 is a wasteful number, since it uses less digits than its factorization.
2451424220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25422 (or 25420 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 26.
The square root of 2451424220 is about 49511.8593874235. The cubic root of 2451424220 is about 1348.3609225011.
Adding to 2451424220 its reverse (224241542), we get a palindrome (2675665762).
The spelling of 2451424220 in words is "two billion, four hundred fifty-one million, four hundred twenty-four thousand, two hundred twenty".
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