Base | Representation |
---|---|
bin | 11110100100111010101… |
… | …111000000111110101111 |
3 | 21102212121221102201102101 |
4 | 132210322233000332233 |
5 | 233411301422123210 |
6 | 4245142243235531 |
7 | 304544204542060 |
oct | 36447257007657 |
9 | 7385557381371 |
10 | 2101224411055 |
11 | 740140446050 |
12 | 29b293978ba7 |
13 | 1231b59343a3 |
14 | 739b2396567 |
15 | 399ce975a3a |
hex | 1e93abc0faf |
2101224411055 has 16 divisors (see below), whose sum is σ = 3143650028544. Its totient is φ = 1309854178080.
The previous prime is 2101224411019. The next prime is 2101224411059. The reversal of 2101224411055 is 5501144221012.
It is not a de Polignac number, because 2101224411055 - 227 = 2101090193327 is a prime.
It is a super-2 number, since 2×21012244110552 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101224411059) 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, 2728862487 + ... + 2728863256.
It is an arithmetic number, because the mean of its divisors is an integer number (196478126784).
Almost surely, 22101224411055 is an apocalyptic number.
2101224411055 is a deficient number, since it is larger than the sum of its proper divisors (1042425617489).
2101224411055 is a wasteful number, since it uses less digits than its factorization.
2101224411055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5457725766.
The product of its (nonzero) digits is 3200, while the sum is 28.
Adding to 2101224411055 its reverse (5501144221012), we get a palindrome (7602368632067).
The spelling of 2101224411055 in words is "two trillion, one hundred one billion, two hundred twenty-four million, four hundred eleven thousand, fifty-five".
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