Base | Representation |
---|---|
bin | 10100011101100010101011… |
… | …100001010001010001011111 |
3 | 102210122001120202222120021222 |
4 | 110131202223201101101133 |
5 | 43243403113244124411 |
6 | 515221150511043555 |
7 | 24645431450314160 |
oct | 2435425341212137 |
9 | 383561522876258 |
10 | 89991032411231 |
11 | 26745a89809a76 |
12 | a114a468105bb |
13 | 3b2a16c177aa3 |
14 | 1831836b07767 |
15 | a60d174534db |
hex | 51d8ab85145f |
89991032411231 has 64 divisors (see below), whose sum is σ = 109412242587648. Its totient is φ = 72354092203008.
The previous prime is 89991032411207. The next prime is 89991032411299. The reversal of 89991032411231 is 13211423019998.
It is not a de Polignac number, because 89991032411231 - 214 = 89991032394847 is a prime.
It is a super-2 number, since 2×899910324112312 (a number of 29 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (89991032411201) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 3790201346 + ... + 3790225088.
It is an arithmetic number, because the mean of its divisors is an integer number (1709566290432).
Almost surely, 289991032411231 is an apocalyptic number.
89991032411231 is a deficient number, since it is larger than the sum of its proper divisors (19421210176417).
89991032411231 is a wasteful number, since it uses less digits than its factorization.
89991032411231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25680.
The product of its (nonzero) digits is 839808, while the sum is 53.
The spelling of 89991032411231 in words is "eighty-nine trillion, nine hundred ninety-one billion, thirty-two million, four hundred eleven thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •