Base | Representation |
---|---|
bin | 1100010110111001000… |
… | …0001011010101111110 |
3 | 202021222202210112211002 |
4 | 3011232100023111332 |
5 | 11434244100211110 |
6 | 241310344530302 |
7 | 21224032563413 |
oct | 3055620132576 |
9 | 667882715732 |
10 | 212303132030 |
11 | 82045646410 |
12 | 3518ba80992 |
13 | 1703520a262 |
14 | a3c008a10a |
15 | 57c8621aa5 |
hex | 316e40b57e |
212303132030 has 128 divisors (see below), whose sum is σ = 438740582400. Its totient is φ = 73257897600.
The previous prime is 212303132029. The next prime is 212303132039. The reversal of 212303132030 is 30231303212.
It is a super-2 number, since 2×2123031320302 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 212303131993 and 212303132011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212303132039) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 96368909 + ... + 96371111.
It is an arithmetic number, because the mean of its divisors is an integer number (3427660800).
Almost surely, 2212303132030 is an apocalyptic number.
212303132030 is an abundant number, since it is smaller than the sum of its proper divisors (226437450370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212303132030 is a wasteful number, since it uses less digits than its factorization.
212303132030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2790.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 212303132030 its reverse (30231303212), we get a palindrome (242534435242).
The spelling of 212303132030 in words is "two hundred twelve billion, three hundred three million, one hundred thirty-two thousand, thirty".
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