Base | Representation |
---|---|
bin | 1100010111010001000… |
… | …1010110001101110001 |
3 | 202022020210210100120122 |
4 | 3011310101112031301 |
5 | 11440000422231001 |
6 | 241324353020025 |
7 | 21226400035460 |
oct | 3056421261561 |
9 | 668223710518 |
10 | 212404102001 |
11 | 8209763a673 |
12 | 351b9854615 |
13 | 170501003c0 |
14 | a3cd6509d7 |
15 | 57d2418b1b |
hex | 3174456371 |
212404102001 has 16 divisors (see below), whose sum is σ = 264729561600. Its totient is φ = 165928696128.
The previous prime is 212404101971. The next prime is 212404102021. The reversal of 212404102001 is 100201404212.
It is not a de Polignac number, because 212404102001 - 26 = 212404101937 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212404102021) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14765666 + ... + 14780043.
It is an arithmetic number, because the mean of its divisors is an integer number (16545597600).
Almost surely, 2212404102001 is an apocalyptic number.
It is an amenable number.
212404102001 is a deficient number, since it is larger than the sum of its proper divisors (52325459599).
212404102001 is a wasteful number, since it uses less digits than its factorization.
212404102001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29545808.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 212404102001 its reverse (100201404212), we get a palindrome (312605506213).
The spelling of 212404102001 in words is "two hundred twelve billion, four hundred four million, one hundred two thousand, one".
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