Base | Representation |
---|---|
bin | 101010010100100… |
… | …0000000010110001 |
3 | 10122222001012202012 |
4 | 1110221000002301 |
5 | 10402012043400 |
6 | 352524132305 |
7 | 50122043321 |
oct | 12451000261 |
9 | 3588035665 |
10 | 1420034225 |
11 | 669632805 |
12 | 337697095 |
13 | 19827464c |
14 | d6849281 |
15 | 84a00d35 |
hex | 54a400b1 |
1420034225 has 24 divisors (see below), whose sum is σ = 1871819928. Its totient is φ = 1064960000.
The previous prime is 1420034207. The next prime is 1420034227. The reversal of 1420034225 is 5224300241.
It is a happy number.
It can be written as a sum of positive squares in 12 ways, for example, as 208715809 + 1211318416 = 14447^2 + 34804^2 .
It is not a de Polignac number, because 1420034225 - 220 = 1418985649 is a prime.
It is a super-4 number, since 4×14200342254 (a number of 38 digits) contains 4444 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1420034225.
It is not an unprimeable number, because it can be changed into a prime (1420034227) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102725 + ... + 115725.
It is an arithmetic number, because the mean of its divisors is an integer number (77992497).
Almost surely, 21420034225 is an apocalyptic number.
It is an amenable number.
1420034225 is a deficient number, since it is larger than the sum of its proper divisors (451785703).
1420034225 is a wasteful number, since it uses less digits than its factorization.
1420034225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13285 (or 13280 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 1420034225 is about 37683.3414786959. The cubic root of 1420034225 is about 1123.9998947265. Note that the first 3 decimals are identical.
Adding to 1420034225 its reverse (5224300241), we get a palindrome (6644334466).
The spelling of 1420034225 in words is "one billion, four hundred twenty million, thirty-four thousand, two hundred twenty-five".
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