Base | Representation |
---|---|
bin | 11001001110011000… |
… | …11111110110111010 |
3 | 1021221210120202012022 |
4 | 30213030133312322 |
5 | 210213334131110 |
6 | 10115450314442 |
7 | 656411155523 |
oct | 144714376672 |
9 | 37853522168 |
10 | 13542489530 |
11 | 581a422909 |
12 | 275b428a22 |
13 | 137a8b281b |
14 | 92682184a |
15 | 543dae755 |
hex | 32731fdba |
13542489530 has 16 divisors (see below), whose sum is σ = 24386710824. Its totient is φ = 5414722560.
The previous prime is 13542489497. The next prime is 13542489551. The reversal of 13542489530 is 3598424531.
It can be written as a sum of positive squares in 4 ways, for example, as 5340832561 + 8201656969 = 73081^2 + 90563^2 .
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, 259031 + ... + 306890.
Almost surely, 213542489530 is an apocalyptic number.
13542489530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13542489530 is a deficient number, since it is larger than the sum of its proper divisors (10844221294).
13542489530 is a wasteful number, since it uses less digits than its factorization.
13542489530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 568321.
The product of its (nonzero) digits is 518400, while the sum is 44.
The spelling of 13542489530 in words is "thirteen billion, five hundred forty-two million, four hundred eighty-nine thousand, five hundred thirty".
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