Base | Representation |
---|---|
bin | 101101100111011… |
… | …1001011111011011 |
3 | 10221200011011120211 |
4 | 1123032321133123 |
5 | 11113320212110 |
6 | 411514431551 |
7 | 52634105263 |
oct | 13316713733 |
9 | 3850134524 |
10 | 1530632155 |
11 | 716002658 |
12 | 3687325b7 |
13 | 1b5158c00 |
14 | 1073d87a3 |
15 | 8e59a98a |
hex | 5b3b97db |
1530632155 has 24 divisors (see below), whose sum is σ = 1991921328. Its totient is φ = 1128606336.
The previous prime is 1530632149. The next prime is 1530632177. The reversal of 1530632155 is 5512360351.
It is not a de Polignac number, because 1530632155 - 227 = 1396414427 is a prime.
It is a super-4 number, since 4×15306321554 (a number of 38 digits) contains 4444 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 948129 + ... + 949741.
It is an arithmetic number, because the mean of its divisors is an integer number (82996722).
Almost surely, 21530632155 is an apocalyptic number.
1530632155 is a deficient number, since it is larger than the sum of its proper divisors (461289173).
1530632155 is a wasteful number, since it uses less digits than its factorization.
1530632155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2767 (or 2754 counting only the distinct ones).
The product of its (nonzero) digits is 13500, while the sum is 31.
The square root of 1530632155 is about 39123.2942759170. The cubic root of 1530632155 is about 1152.4540298464.
The spelling of 1530632155 in words is "one billion, five hundred thirty million, six hundred thirty-two thousand, one hundred fifty-five".
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