Base | Representation |
---|---|
bin | 101101100111111… |
… | …1110000111000011 |
3 | 10221200200110010121 |
4 | 1123033332013003 |
5 | 11113403210334 |
6 | 411524441111 |
7 | 52636355563 |
oct | 13317760703 |
9 | 3850613117 |
10 | 1530913219 |
11 | 716184840 |
12 | 368849197 |
13 | 1b5226b14 |
14 | 10746cda3 |
15 | 8e603db4 |
hex | 5b3fe1c3 |
1530913219 has 32 divisors (see below), whose sum is σ = 1779148800. Its totient is φ = 1304136960.
The previous prime is 1530913211. The next prime is 1530913229. The reversal of 1530913219 is 9123190351.
It is not a de Polignac number, because 1530913219 - 23 = 1530913211 is a prime.
It is a super-2 number, since 2×15309132192 = 4687390568217883922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1530913211) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 3195822 + ... + 3196300.
It is an arithmetic number, because the mean of its divisors is an integer number (55598400).
Almost surely, 21530913219 is an apocalyptic number.
1530913219 is a deficient number, since it is larger than the sum of its proper divisors (248235581).
1530913219 is a wasteful number, since it uses less digits than its factorization.
1530913219 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 795.
The product of its (nonzero) digits is 7290, while the sum is 34.
The square root of 1530913219 is about 39126.8861398400. The cubic root of 1530913219 is about 1152.5245657388.
The spelling of 1530913219 in words is "one billion, five hundred thirty million, nine hundred thirteen thousand, two hundred nineteen".
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