Base | Representation |
---|---|
bin | 101101100110111… |
… | …0100111011011000 |
3 | 10221122121220100112 |
4 | 1123031310323120 |
5 | 11113232220240 |
6 | 411504423452 |
7 | 52631525441 |
oct | 13315647330 |
9 | 3848556315 |
10 | 1530351320 |
11 | 715930663 |
12 | 368617b88 |
13 | 1b508b134 |
14 | 1073642c8 |
15 | 8e542665 |
hex | 5b374ed8 |
1530351320 has 32 divisors (see below), whose sum is σ = 3444469920. Its totient is φ = 611930880.
The previous prime is 1530351311. The next prime is 1530351331. The reversal of 1530351320 is 231530351.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171284 + ... + 179996.
It is an arithmetic number, because the mean of its divisors is an integer number (107639685).
Almost surely, 21530351320 is an apocalyptic number.
1530351320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1530351320 is an abundant number, since it is smaller than the sum of its proper divisors (1914118600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530351320 is a wasteful number, since it uses less digits than its factorization.
1530351320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13115 (or 13111 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 23.
The square root of 1530351320 is about 39119.7050091127. The cubic root of 1530351320 is about 1152.3835427991.
Adding to 1530351320 its reverse (231530351), we get a palindrome (1761881671).
The spelling of 1530351320 in words is "one billion, five hundred thirty million, three hundred fifty-one thousand, three hundred twenty".
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