Base | Representation |
---|---|
bin | 10001100110111011000… |
… | …000101100010010111010 |
3 | 11021200021121101002020000 |
4 | 101212323000230102322 |
5 | 124311111433043002 |
6 | 2323513235213430 |
7 | 153264335416263 |
oct | 21467300542272 |
9 | 4250247332200 |
10 | 1210023331002 |
11 | 427193697022 |
12 | 176616447276 |
13 | 8a1490837b5 |
14 | 427cb80196a |
15 | 2171eb5661c |
hex | 119bb02c4ba |
1210023331002 has 20 divisors (see below), whose sum is σ = 2711348575386. Its totient is φ = 403341110280.
The previous prime is 1210023331001. The next prime is 1210023331007. The reversal of 1210023331002 is 2001333200121.
1210023331002 is a `hidden beast` number, since 121 + 0 + 0 + 233 + 310 + 0 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1202818886361 + 7204444641 = 1096731^2 + 84879^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (1210023331001) 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 9 ways as a sum of consecutive naturals, for example, 3734639749 + ... + 3734640072.
Almost surely, 21210023331002 is an apocalyptic number.
1210023331002 is an abundant number, since it is smaller than the sum of its proper divisors (1501325244384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210023331002 is an equidigital number, since it uses as much as digits as its factorization.
1210023331002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7469279835 (or 7469279826 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1210023331002 its reverse (2001333200121), we get a palindrome (3211356531123).
The spelling of 1210023331002 in words is "one trillion, two hundred ten billion, twenty-three million, three hundred thirty-one thousand, two".
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