Base | Representation |
---|---|
bin | 11101001000100001111… |
… | …10100101010100011010 |
3 | 10112200210021002120221111 |
4 | 32210100332211110122 |
5 | 112400033112034320 |
6 | 2043505245530534 |
7 | 132215005330201 |
oct | 16442076452432 |
9 | 3480707076844 |
10 | 1001012221210 |
11 | 356588336751 |
12 | 142004b73a4a |
13 | 73519bc45c1 |
14 | 36640a56238 |
15 | 1b08a55da5a |
hex | e910fa551a |
1001012221210 has 16 divisors (see below), whose sum is σ = 1802565674496. Its totient is φ = 400239627088.
The previous prime is 1001012221177. The next prime is 1001012221211. The reversal of 1001012221210 is 121222101001.
It is not an unprimeable number, because it can be changed into a prime (1001012221211) 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, 20632234 + ... + 20680693.
It is an arithmetic number, because the mean of its divisors is an integer number (112660354656).
Almost surely, 21001012221210 is an apocalyptic number.
1001012221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1001012221210 is a deficient number, since it is larger than the sum of its proper divisors (801553453286).
1001012221210 is a wasteful number, since it uses less digits than its factorization.
1001012221210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41315357.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1001012221210 its reverse (121222101001), we get a palindrome (1122234322211).
The spelling of 1001012221210 in words is "one trillion, one billion, twelve million, two hundred twenty-one thousand, two hundred ten".
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