Base | Representation |
---|---|
bin | 11111110010001… |
… | …01110010000011 |
3 | 200120200220112211 |
4 | 33321011302003 |
5 | 1021223433011 |
6 | 42242402551 |
7 | 6415160554 |
oct | 1771056203 |
9 | 616626484 |
10 | 266624131 |
11 | 127558724 |
12 | 75360457 |
13 | 43313377 |
14 | 275a632b |
15 | 18619b21 |
hex | fe45c83 |
266624131 has 12 divisors (see below), whose sum is σ = 284988000. Its totient is φ = 249367248.
The previous prime is 266624129. The next prime is 266624147. The reversal of 266624131 is 131426662.
It is not a de Polignac number, because 266624131 - 21 = 266624129 is a prime.
It is a super-2 number, since 2×2666241312 = 142176854463010322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 266624093 and 266624102.
It is not an unprimeable number, because it can be changed into a prime (266624161) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23845 + ... + 33193.
It is an arithmetic number, because the mean of its divisors is an integer number (23749000).
Almost surely, 2266624131 is an apocalyptic number.
266624131 is a deficient number, since it is larger than the sum of its proper divisors (18363869).
266624131 is an equidigital number, since it uses as much as digits as its factorization.
266624131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9466 (or 9447 counting only the distinct ones).
The product of its digits is 10368, while the sum is 31.
The square root of 266624131 is about 16328.6291831250. The cubic root of 266624131 is about 643.6253648051.
The spelling of 266624131 in words is "two hundred sixty-six million, six hundred twenty-four thousand, one hundred thirty-one".
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