Base | Representation |
---|---|
bin | 1001101001010100100100… |
… | …10000100000110101111010 |
3 | 2210002202022012221212121112 |
4 | 10310222102100200311322 |
5 | 10240010113042410020 |
6 | 113040111104240322 |
7 | 4316305260561332 |
oct | 464522220406572 |
9 | 83082265855545 |
10 | 21211002310010 |
11 | 683859891a517 |
12 | 2466a019100a2 |
13 | bab25c124646 |
14 | 534891a980c2 |
15 | 26bb3091a2c5 |
hex | 134a92420d7a |
21211002310010 has 16 divisors (see below), whose sum is σ = 38749651982496. Its totient is φ = 8357768074128.
The previous prime is 21211002310009. The next prime is 21211002310013. The reversal of 21211002310010 is 1001320011212.
It is a super-2 number, since 2×212110023100102 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (21211002310013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15829105532 + ... + 15829106871.
It is an arithmetic number, because the mean of its divisors is an integer number (2421853248906).
Almost surely, 221211002310010 is an apocalyptic number.
21211002310010 is a deficient number, since it is larger than the sum of its proper divisors (17538649672486).
21211002310010 is a wasteful number, since it uses less digits than its factorization.
21211002310010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31658212477.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 21211002310010 its reverse (1001320011212), we get a palindrome (22212322321222).
The spelling of 21211002310010 in words is "twenty-one trillion, two hundred eleven billion, two million, three hundred ten thousand, ten".
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