Base | Representation |
---|---|
bin | 1100010011001111111… |
… | …0111001110110110111 |
3 | 202012110122020222200021 |
4 | 3010303332321312313 |
5 | 11430243313303211 |
6 | 241025343230011 |
7 | 21160562220406 |
oct | 3046376716667 |
9 | 665418228607 |
10 | 211325525431 |
11 | 81693828079 |
12 | 34b585a8307 |
13 | 16c0a810a07 |
14 | a32a2cb63d |
15 | 576c8b5771 |
hex | 3133fb9db7 |
211325525431 has 8 divisors (see below), whose sum is σ = 212167992960. Its totient is φ = 210484700088.
The previous prime is 211325525401. The next prime is 211325525443. The reversal of 211325525431 is 134525523112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 211325525431 - 219 = 211325001143 is a prime.
It is a super-2 number, since 2×2113255254312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211325525401) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152341 + ... + 667726.
It is an arithmetic number, because the mean of its divisors is an integer number (26520999120).
Almost surely, 2211325525431 is an apocalyptic number.
211325525431 is a deficient number, since it is larger than the sum of its proper divisors (842467529).
211325525431 is an equidigital number, since it uses as much as digits as its factorization.
211325525431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 821093.
The product of its digits is 36000, while the sum is 34.
The spelling of 211325525431 in words is "two hundred eleven billion, three hundred twenty-five million, five hundred twenty-five thousand, four hundred thirty-one".
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