Base | Representation |
---|---|
bin | 1100010101111000011… |
… | …0101100110101100000 |
3 | 202021021220000101211202 |
4 | 3011132012230311200 |
5 | 11433220221243240 |
6 | 241223430100332 |
7 | 21214233032135 |
oct | 3053606546540 |
9 | 667256011752 |
10 | 212032212320 |
11 | 81a16724425 |
12 | 351151aa6a8 |
13 | 16cc1051936 |
14 | a3960c658c |
15 | 57ae959315 |
hex | 315e1acd60 |
212032212320 has 48 divisors (see below), whose sum is σ = 522705506400. Its totient is φ = 81125366784.
The previous prime is 212032212317. The next prime is 212032212341. The reversal of 212032212320 is 23212230212.
It is a happy number.
It is a super-2 number, since 2×2120322123202 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 212032212292 and 212032212301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28805045 + ... + 28812404.
It is an arithmetic number, because the mean of its divisors is an integer number (10889698050).
Almost surely, 2212032212320 is an apocalyptic number.
212032212320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212032212320 is an abundant number, since it is smaller than the sum of its proper divisors (310673294080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212032212320 is a wasteful number, since it uses less digits than its factorization.
212032212320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57617487 (or 57617479 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 212032212320 its reverse (23212230212), we get a palindrome (235244442532).
The spelling of 212032212320 in words is "two hundred twelve billion, thirty-two million, two hundred twelve thousand, three hundred twenty".
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