Base | Representation |
---|---|
bin | 10100101011111100… |
… | …111001010001100001 |
3 | 2010100000012200120212 |
4 | 110223330321101201 |
5 | 330442312020001 |
6 | 14112032543505 |
7 | 1414303516616 |
oct | 245374712141 |
9 | 63300180525 |
10 | 22212220001 |
11 | 9469245714 |
12 | 437a9b1b95 |
13 | 212cac745a |
14 | 110a02450d |
15 | 8a009d7bb |
hex | 52bf39461 |
22212220001 has 8 divisors (see below), whose sum is σ = 22311072000. Its totient is φ = 22113417760.
The previous prime is 22212219989. The next prime is 22212220013. The reversal of 22212220001 is 10002221222.
It is an interprime number because it is at equal distance from previous prime (22212219989) and next prime (22212220013).
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 22212220001 - 26 = 22212219937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (22212220501) 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, 1101116 + ... + 1121106.
It is an arithmetic number, because the mean of its divisors is an integer number (2788884000).
Almost surely, 222212220001 is an apocalyptic number.
It is an amenable number.
22212220001 is a deficient number, since it is larger than the sum of its proper divisors (98851999).
22212220001 is a wasteful number, since it uses less digits than its factorization.
22212220001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24879.
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 22212220001 its reverse (10002221222), we get a palindrome (32214441223).
It can be divided in two parts, 2221 and 2220001, that added together give a palindrome (2222222).
The spelling of 22212220001 in words is "twenty-two billion, two hundred twelve million, two hundred twenty thousand, one".
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