Base | Representation |
---|---|
bin | 101010011110110… |
… | …0111110110000010 |
3 | 10200100012212020220 |
4 | 1110331213312002 |
5 | 10404403041010 |
6 | 353240043510 |
7 | 50216020062 |
oct | 12475476602 |
9 | 3610185226 |
10 | 1425440130 |
11 | 6716952a4 |
12 | 339463596 |
13 | 1994180ca |
14 | d74553a2 |
15 | 8521c970 |
hex | 54f67d82 |
1425440130 has 32 divisors (see below), whose sum is σ = 3422952000. Its totient is φ = 379906752.
The previous prime is 1425440119. The next prime is 1425440147. The reversal of 1425440130 is 310445241.
It is a self number, because there is not a number n which added to its sum of digits gives 1425440130.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46281 + ... + 70659.
It is an arithmetic number, because the mean of its divisors is an integer number (106967250).
Almost surely, 21425440130 is an apocalyptic number.
1425440130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1425440130 is an abundant number, since it is smaller than the sum of its proper divisors (1997511870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1425440130 is a wasteful number, since it uses less digits than its factorization.
1425440130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26338.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 1425440130 is about 37755.0013905443. The cubic root of 1425440130 is about 1125.4244008643.
Adding to 1425440130 its reverse (310445241), we get a palindrome (1735885371).
The spelling of 1425440130 in words is "one billion, four hundred twenty-five million, four hundred forty thousand, one hundred thirty".
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