Base | Representation |
---|---|
bin | 111100010100111… |
… | …100011001001010 |
3 | 2121112111012000211 |
4 | 330110330121022 |
5 | 4033100420320 |
6 | 244233151334 |
7 | 34036622350 |
oct | 7424743112 |
9 | 2545435024 |
10 | 1012123210 |
11 | 47a35416a |
12 | 242b5b54a |
13 | 1318c3297 |
14 | 985c57d0 |
15 | 5dcc855a |
hex | 3c53c64a |
1012123210 has 32 divisors (see below), whose sum is σ = 2083628160. Its totient is φ = 346756032.
The previous prime is 1012123199. The next prime is 1012123213. The reversal of 1012123210 is 123212101.
1012123210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
1012123210 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.
It is an alternating number because its digits alternate between odd and even.
It is not an unprimeable number, because it can be changed into a prime (1012123213) 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, 105952 + ... + 115108.
It is an arithmetic number, because the mean of its divisors is an integer number (65113380).
Almost surely, 21012123210 is an apocalyptic number.
1012123210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1012123210 is an abundant number, since it is smaller than the sum of its proper divisors (1071504950).
1012123210 is a wasteful number, since it uses less digits than its factorization.
1012123210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10750.
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 1012123210 is about 31813.8839188176. The cubic root of 1012123210 is about 1004.0248488583.
Adding to 1012123210 its reverse (123212101), we get a palindrome (1135335311).
The spelling of 1012123210 in words is "one billion, twelve million, one hundred twenty-three thousand, two hundred ten".
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