Base | Representation |
---|---|
bin | 10010101111110111… |
… | …111001011011011100 |
3 | 1220221221011010210021 |
4 | 102233313321123130 |
5 | 312211404111012 |
6 | 13125311121524 |
7 | 1311565503541 |
oct | 225767713334 |
9 | 56857133707 |
10 | 20130535132 |
11 | 85a0186aa4 |
12 | 3a998132a4 |
13 | 1b8a74cb66 |
14 | d8d784bc8 |
15 | 7cc453007 |
hex | 4afdf96dc |
20130535132 has 24 divisors (see below), whose sum is σ = 35803404000. Its totient is φ = 9902128896.
The previous prime is 20130535121. The next prime is 20130535147. The reversal of 20130535132 is 23153503102.
It is a junction number, because it is equal to n+sod(n) for n = 20130535097 and 20130535106.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71233 + ... + 212920.
It is an arithmetic number, because the mean of its divisors is an integer number (1491808500).
Almost surely, 220130535132 is an apocalyptic number.
It is an amenable number.
20130535132 is a deficient number, since it is larger than the sum of its proper divisors (15672868868).
20130535132 is a wasteful number, since it uses less digits than its factorization.
20130535132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284445 (or 284443 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 25.
The spelling of 20130535132 in words is "twenty billion, one hundred thirty million, five hundred thirty-five thousand, one hundred thirty-two".
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