Base | Representation |
---|---|
bin | 101111001000010110… |
… | …1111100010100000010 |
3 | 100200020122122000100110 |
4 | 1132100231330110002 |
5 | 3124240311213214 |
6 | 114255104532150 |
7 | 10212063410466 |
oct | 1362055742402 |
9 | 320218560313 |
10 | 101212210434 |
11 | 39a18721805 |
12 | 17747921056 |
13 | 970c9ba91a |
14 | 4c8204c4a6 |
15 | 2975888159 |
hex | 1790b7c502 |
101212210434 has 32 divisors (see below), whose sum is σ = 209401860096. Its totient is φ = 32579159760.
The previous prime is 101212210433. The next prime is 101212210441. The reversal of 101212210434 is 434012212101.
It is a self number, because there is not a number n which added to its sum of digits gives 101212210434.
It is not an unprimeable number, because it can be changed into a prime (101212210433) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495742 + ... + 669465.
It is an arithmetic number, because the mean of its divisors is an integer number (6543808128).
Almost surely, 2101212210434 is an apocalyptic number.
101212210434 is an abundant number, since it is smaller than the sum of its proper divisors (108189649662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101212210434 is a wasteful number, since it uses less digits than its factorization.
101212210434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1165710.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 101212210434 its reverse (434012212101), we get a palindrome (535224422535).
The spelling of 101212210434 in words is "one hundred one billion, two hundred twelve million, two hundred ten thousand, four hundred thirty-four".
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