Base | Representation |
---|---|
bin | 111111000010001110… |
… | …0010000110111011101 |
3 | 110221101212222200001220 |
4 | 1332010130100313131 |
5 | 4204212143102210 |
6 | 142104122523553 |
7 | 12531331624446 |
oct | 1760434206735 |
9 | 427355880056 |
10 | 135365987805 |
11 | 524546311a4 |
12 | 222999665b9 |
13 | c9c37c6749 |
14 | 67a1dda2cd |
15 | 37c3eb0c70 |
hex | 1f84710ddd |
135365987805 has 32 divisors (see below), whose sum is σ = 231596506368. Its totient is φ = 67275648000.
The previous prime is 135365987803. The next prime is 135365987831. The reversal of 135365987805 is 508789563531.
It is not a de Polignac number, because 135365987805 - 21 = 135365987803 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (135365987803) 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, 2602201 + ... + 2653710.
It is an arithmetic number, because the mean of its divisors is an integer number (7237390824).
Almost surely, 2135365987805 is an apocalyptic number.
135365987805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
135365987805 is a deficient number, since it is larger than the sum of its proper divisors (96230518563).
135365987805 is a wasteful number, since it uses less digits than its factorization.
135365987805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5256037.
The product of its (nonzero) digits is 27216000, while the sum is 60.
The spelling of 135365987805 in words is "one hundred thirty-five billion, three hundred sixty-five million, nine hundred eighty-seven thousand, eight hundred five".
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