Base | Representation |
---|---|
bin | 10101011001011011… |
… | …11101001110110110 |
3 | 1002122121001202011010 |
4 | 22230231331032312 |
5 | 142011320204110 |
6 | 5135524253050 |
7 | 554450344644 |
oct | 125455751666 |
9 | 32577052133 |
10 | 11487663030 |
11 | 4965539298 |
12 | 2287241186 |
13 | 1110c8025c |
14 | 7ad974194 |
15 | 4737bc020 |
hex | 2acb7d3b6 |
11487663030 has 32 divisors (see below), whose sum is σ = 28769105664. Its totient is φ = 2930186336.
The previous prime is 11487662981. The next prime is 11487663037. The reversal of 11487663030 is 3036678411.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 11487663030.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11487663037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8323704 + ... + 8325083.
It is an arithmetic number, because the mean of its divisors is an integer number (899034552).
Almost surely, 211487663030 is an apocalyptic number.
11487663030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11487663030 is an abundant number, since it is smaller than the sum of its proper divisors (17281442634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11487663030 is a wasteful number, since it uses less digits than its factorization.
11487663030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16648820.
The product of its (nonzero) digits is 72576, while the sum is 39.
It can be divided in two parts, 114876 and 63030, that added together give a triangular number (177906 = T596).
The spelling of 11487663030 in words is "eleven billion, four hundred eighty-seven million, six hundred sixty-three thousand, thirty".
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