Base | Representation |
---|---|
bin | 10001100110111001101… |
… | …011100000101010001100 |
3 | 11021200020001100121100121 |
4 | 101212321223200222030 |
5 | 124311040224013400 |
6 | 2323511120434324 |
7 | 153263644544443 |
oct | 21467153405214 |
9 | 4250201317317 |
10 | 1210001001100 |
11 | 427182025261 |
12 | 17660aa789a4 |
13 | 8a144565a38 |
14 | 427c886bd5a |
15 | 2171cbe521a |
hex | 119b9ae0a8c |
1210001001100 has 18 divisors (see below), whose sum is σ = 2625702172604. Its totient is φ = 484000400400.
The previous prime is 1210001001089. The next prime is 1210001001107. The reversal of 1210001001100 is 11001000121.
It is not an unprimeable number, because it can be changed into a prime (1210001001107) 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 5 ways as a sum of consecutive naturals, for example, 6050004906 + ... + 6050005105.
Almost surely, 21210001001100 is an apocalyptic number.
1210001001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1210001001100 is an abundant number, since it is smaller than the sum of its proper divisors (1415701171504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210001001100 is a wasteful number, since it uses less digits than its factorization.
1210001001100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12100010025 (or 12100010018 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 7.
Adding to 1210001001100 its reverse (11001000121), we get a palindrome (1221002001221).
The spelling of 1210001001100 in words is "one trillion, two hundred ten billion, one million, one thousand, one hundred".
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