Base | Representation |
---|---|
bin | 10001100110111010010… |
… | …110101001111010101010 |
3 | 11021200020211122012220120 |
4 | 101212322112221322222 |
5 | 124311101122424320 |
6 | 2323512203104110 |
7 | 153264142641513 |
oct | 21467226517252 |
9 | 4250224565816 |
10 | 1210012311210 |
11 | 42718844a75a |
12 | 176612812036 |
13 | 8a1469c5a01 |
14 | 427ca173a0a |
15 | 2171dbcb440 |
hex | 119ba5a9eaa |
1210012311210 has 16 divisors (see below), whose sum is σ = 2904029546976. Its totient is φ = 322669949648.
The previous prime is 1210012311143. The next prime is 1210012311349. The reversal of 1210012311210 is 121132100121.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 1210012311210.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20166871824 + ... + 20166871883.
It is an arithmetic number, because the mean of its divisors is an integer number (181501846686).
Almost surely, 21210012311210 is an apocalyptic number.
1210012311210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1210012311210 is an abundant number, since it is smaller than the sum of its proper divisors (1694017235766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210012311210 is a wasteful number, since it uses less digits than its factorization.
1210012311210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40333743717.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 1210012311210 its reverse (121132100121), we get a palindrome (1331144411331).
The spelling of 1210012311210 in words is "one trillion, two hundred ten billion, twelve million, three hundred eleven thousand, two hundred ten".
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