Base | Representation |
---|---|
bin | 1100010010100001100… |
… | …1100111100111110000 |
3 | 202011222002121100002100 |
4 | 3010220121213213300 |
5 | 11424344041431112 |
6 | 240554202220400 |
7 | 21153012415032 |
oct | 3045031474760 |
9 | 664862540070 |
10 | 211131202032 |
11 | 815a4072023 |
12 | 34b034b4700 |
13 | 16ba949345a |
14 | a30c585c52 |
15 | 575a7cd2dc |
hex | 31286679f0 |
211131202032 has 60 divisors (see below), whose sum is σ = 621972774280. Its totient is φ = 66673010304.
The previous prime is 211131202001. The next prime is 211131202069. The reversal of 211131202032 is 230202131112.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 211131201996 and 211131202014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38581183 + ... + 38586654.
Almost surely, 2211131202032 is an apocalyptic number.
It is an amenable number.
211131202032 is an abundant number, since it is smaller than the sum of its proper divisors (410841572248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211131202032 is a wasteful number, since it uses less digits than its factorization.
211131202032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77167870 (or 77167861 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 211131202032 its reverse (230202131112), we get a palindrome (441333333144).
The spelling of 211131202032 in words is "two hundred eleven billion, one hundred thirty-one million, two hundred two thousand, thirty-two".
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