| Base | Representation |
|---|---|
| bin | 1011101101001011000… |
| … | …0011011100000000011 |
| 3 | 201020002022102100110000 |
| 4 | 2323102300123200003 |
| 5 | 11243330212002111 |
| 6 | 232215221211043 |
| 7 | 20346361152060 |
| oct | 2732260334003 |
| 9 | 636068370400 |
| 10 | 201104406531 |
| 11 | 78319216176 |
| 12 | 32b85560a83 |
| 13 | 15c6c083772 |
| 14 | 9a3aa49c67 |
| 15 | 53703cac56 |
| hex | 2ed2c1b803 |
201104406531 has 80 divisors (see below), whose sum is σ = 365757638400. Its totient is φ = 107556403392.
The previous prime is 201104406523. The next prime is 201104406539. The reversal of 201104406531 is 135604401102.
It is a happy number.
201104406531 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 0 + 4 + 4 + 0 + 653 + 1 = 666.
It is an interprime number because it is at equal distance from previous prime (201104406523) and next prime (201104406539).
It is not a de Polignac number, because 201104406531 - 23 = 201104406523 is a prime.
It is a super-2 number, since 2×2011044065312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 201104406495 and 201104406504.
It is not an unprimeable number, because it can be changed into a prime (201104406539) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 781705 + ... + 1006613.
It is an arithmetic number, because the mean of its divisors is an integer number (4571970480).
Almost surely, 2201104406531 is an apocalyptic number.
201104406531 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
201104406531 is a deficient number, since it is larger than the sum of its proper divisors (164653231869).
201104406531 is a wasteful number, since it uses less digits than its factorization.
201104406531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 225030 (or 225021 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
Adding to 201104406531 its reverse (135604401102), we get a palindrome (336708807633).
The spelling of 201104406531 in words is "two hundred one billion, one hundred four million, four hundred six thousand, five hundred thirty-one".
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