Base | Representation |
---|---|
bin | 101101100111100… |
… | …0000011000000000 |
3 | 10221200012121021011 |
4 | 1123033000120000 |
5 | 11113322112402 |
6 | 411515210304 |
7 | 52634253424 |
oct | 13317003000 |
9 | 3850177234 |
10 | 1530660352 |
11 | 716021861 |
12 | 368746994 |
13 | 1b51689b0 |
14 | 107404b84 |
15 | 8e5a3ed7 |
hex | 5b3c0600 |
1530660352 has 80 divisors (see below), whose sum is σ = 3356503920. Its totient is φ = 692969472.
The previous prime is 1530660337. The next prime is 1530660409. The reversal of 1530660352 is 2530660351.
It is a super-2 number, since 2×15306603522 = 4685842226369527808, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350599 + ... + 354937.
It is an arithmetic number, because the mean of its divisors is an integer number (41956299).
Almost surely, 21530660352 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1530660352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1678251960).
1530660352 is an abundant number, since it is smaller than the sum of its proper divisors (1825843568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530660352 is an equidigital number, since it uses as much as digits as its factorization.
1530660352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4423 (or 4407 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 31.
The square root of 1530660352 is about 39123.6546350159. The cubic root of 1530660352 is about 1152.4611065623.
Subtracting 1530660352 from its reverse (2530660351), we obtain a palindrome (999999999).
The spelling of 1530660352 in words is "one billion, five hundred thirty million, six hundred sixty thousand, three hundred fifty-two".
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