Base | Representation |
---|---|
bin | 110000010000000100001010… |
… | …111010011100001011100001 |
3 | 1000211101002200020220102112001 |
4 | 300100010022322130023201 |
5 | 210303323013342020001 |
6 | 2031200010311204001 |
7 | 62461453063606645 |
oct | 6020041272341341 |
9 | 1024332606812461 |
10 | 212210222220001 |
11 | 61686939152555 |
12 | 1b97391a076601 |
13 | 9154451a22105 |
14 | 3a5905b170c25 |
15 | 198011ca8a001 |
hex | c1010ae9c2e1 |
212210222220001 has 8 divisors (see below), whose sum is σ = 212229827815104. Its totient is φ = 212190617224560.
The previous prime is 212210222219981. The next prime is 212210222220041. The reversal of 212210222220001 is 100022222012212.
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 212210222220001 - 217 = 212210222088929 is a prime.
It is a super-5 number, since 5×2122102222200015 (a number of 73 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212210222220041) 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, 1000305126 + ... + 1000517248.
It is an arithmetic number, because the mean of its divisors is an integer number (26528728476888).
Almost surely, 2212210222220001 is an apocalyptic number.
It is an amenable number.
212210222220001 is a deficient number, since it is larger than the sum of its proper divisors (19605595103).
212210222220001 is a wasteful number, since it uses less digits than its factorization.
212210222220001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 299831.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 212210222220001 its reverse (100022222012212), we get a palindrome (312232444232213).
The spelling of 212210222220001 in words is "two hundred twelve trillion, two hundred ten billion, two hundred twenty-two million, two hundred twenty thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •