Base | Representation |
---|---|
bin | 11000000111100001… |
… | …11100000100010111 |
3 | 1020102101001201120220 |
4 | 30003300330010113 |
5 | 203004200444422 |
6 | 5540453525423 |
7 | 635602500213 |
oct | 140360740427 |
9 | 36371051526 |
10 | 12948062487 |
11 | 5544930a98 |
12 | 2614343873 |
13 | 12b46b8749 |
14 | 8ab8c9943 |
15 | 50bae2e5c |
hex | 303c3c117 |
12948062487 has 32 divisors (see below), whose sum is σ = 18448235520. Its totient is φ = 8054069760.
The previous prime is 12948062471. The next prime is 12948062489. The reversal of 12948062487 is 78426084921.
It is not a de Polignac number, because 12948062487 - 24 = 12948062471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12948062489) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3564162 + ... + 3567792.
It is an arithmetic number, because the mean of its divisors is an integer number (576507360).
Almost surely, 212948062487 is an apocalyptic number.
12948062487 is a deficient number, since it is larger than the sum of its proper divisors (5500173033).
12948062487 is a wasteful number, since it uses less digits than its factorization.
12948062487 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4583.
The product of its (nonzero) digits is 1548288, while the sum is 51.
The spelling of 12948062487 in words is "twelve billion, nine hundred forty-eight million, sixty-two thousand, four hundred eighty-seven".
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