Base | Representation |
---|---|
bin | 1001000001000001… |
… | …1010010100111010 |
3 | 20020200001222101210 |
4 | 2100100122110322 |
5 | 14424034034432 |
6 | 1040053423550 |
7 | 113655353415 |
oct | 22020322472 |
9 | 6220058353 |
10 | 2420221242 |
11 | 103217404a |
12 | 57663abb6 |
13 | 2c754899a |
14 | 18d604b7c |
15 | e271c8cc |
hex | 9041a53a |
2420221242 has 8 divisors (see below), whose sum is σ = 4840442496. Its totient is φ = 806740412.
The previous prime is 2420221213. The next prime is 2420221249. The reversal of 2420221242 is 2421220242.
It is a sphenic number, since it is the product of 3 distinct primes.
2420221242 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (2420221249) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201685098 + ... + 201685109.
It is an arithmetic number, because the mean of its divisors is an integer number (605055312).
Almost surely, 22420221242 is an apocalyptic number.
2420221242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2420221242 is a wasteful number, since it uses less digits than its factorization.
2420221242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 403370212.
The product of its (nonzero) digits is 1024, while the sum is 21.
The square root of 2420221242 is about 49195.7441452002. The cubic root of 2420221242 is about 1342.6156014322.
Adding to 2420221242 its reverse (2421220242), we get a palindrome (4841441484).
The spelling of 2420221242 in words is "two billion, four hundred twenty million, two hundred twenty-one thousand, two hundred forty-two".
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