Base | Representation |
---|---|
bin | 1100010010100001101… |
… | …0011111010001110100 |
3 | 202011222010000220210202 |
4 | 3010220122133101310 |
5 | 11424344121230004 |
6 | 240554211140032 |
7 | 21153014354465 |
oct | 3045032372164 |
9 | 664863026722 |
10 | 211131430004 |
11 | 815a4208330 |
12 | 34b035a4618 |
13 | 16ba9543151 |
14 | a30c604d6c |
15 | 575a825b1e |
hex | 312869f474 |
211131430004 has 24 divisors (see below), whose sum is σ = 403091925600. Its totient is φ = 95963395680.
The previous prime is 211131429997. The next prime is 211131430007. The reversal of 211131430004 is 400034131112.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211131430007) 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, 708662 + ... + 961490.
It is an arithmetic number, because the mean of its divisors is an integer number (16795496900).
Almost surely, 2211131430004 is an apocalyptic number.
It is an amenable number.
211131430004 is a deficient number, since it is larger than the sum of its proper divisors (191960495596).
211131430004 is a wasteful number, since it uses less digits than its factorization.
211131430004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271823 (or 271821 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 211131430004 its reverse (400034131112), we get a palindrome (611165561116).
The spelling of 211131430004 in words is "two hundred eleven billion, one hundred thirty-one million, four hundred thirty thousand, four".
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