Base | Representation |
---|---|
bin | 101101100110011… |
… | …1101101011110100 |
3 | 10221122012101221221 |
4 | 1123030331223310 |
5 | 11113203000134 |
6 | 411455520124 |
7 | 52626563650 |
oct | 13314755364 |
9 | 3848171857 |
10 | 1530125044 |
11 | 715796658 |
12 | 368529044 |
13 | 1b500c146 |
14 | 107305a60 |
15 | 8e4ea5b4 |
hex | 5b33daf4 |
1530125044 has 24 divisors (see below), whose sum is σ = 3125364480. Its totient is φ = 641814816.
The previous prime is 1530125027. The next prime is 1530125087. The reversal of 1530125044 is 4405210351.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 580039 + ... + 582670.
It is an arithmetic number, because the mean of its divisors is an integer number (130223520).
Almost surely, 21530125044 is an apocalyptic number.
1530125044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1530125044 is an abundant number, since it is smaller than the sum of its proper divisors (1595239436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530125044 is a wasteful number, since it uses less digits than its factorization.
1530125044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1162767 (or 1162765 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 1530125044 is about 39116.8128047263. The cubic root of 1530125044 is about 1152.3267432943.
Adding to 1530125044 its reverse (4405210351), we get a palindrome (5935335395).
The spelling of 1530125044 in words is "one billion, five hundred thirty million, one hundred twenty-five thousand, forty-four".
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