Base | Representation |
---|---|
bin | 10000000110101… |
… | …00011101001001 |
3 | 100102012011211020 |
4 | 20003110131021 |
5 | 234040303240 |
6 | 21223223053 |
7 | 3230141256 |
oct | 1003243511 |
9 | 312164736 |
10 | 135087945 |
11 | 6a287633 |
12 | 392a7a89 |
13 | 21caa5c5 |
14 | 13d2642d |
15 | bcd60d0 |
hex | 80d4749 |
135087945 has 16 divisors (see below), whose sum is σ = 223594560. Its totient is φ = 69562304.
The previous prime is 135087919. The next prime is 135087961. The reversal of 135087945 is 549780531.
It is a cyclic number.
It is not a de Polignac number, because 135087945 - 26 = 135087881 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 135087897 and 135087906.
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 15 ways as a sum of consecutive naturals, for example, 154839 + ... + 155708.
It is an arithmetic number, because the mean of its divisors is an integer number (13974660).
Almost surely, 2135087945 is an apocalyptic number.
135087945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
135087945 is a deficient number, since it is larger than the sum of its proper divisors (88506615).
135087945 is a wasteful number, since it uses less digits than its factorization.
135087945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310584.
The product of its (nonzero) digits is 151200, while the sum is 42.
The square root of 135087945 is about 11622.7339726933. The cubic root of 135087945 is about 513.1041552555.
The spelling of 135087945 in words is "one hundred thirty-five million, eighty-seven thousand, nine hundred forty-five".
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