Base | Representation |
---|---|
bin | 1000001101010101110… |
… | …0101110100011110100 |
3 | 111110222221001211112021 |
4 | 2003111130232203310 |
5 | 4302302111444340 |
6 | 144441140402524 |
7 | 13121415326155 |
oct | 2032534564364 |
9 | 443887054467 |
10 | 141020031220 |
11 | 54896149752 |
12 | 233b73a6444 |
13 | 103b4cc3873 |
14 | 6b7acb192c |
15 | 3a0555ce4a |
hex | 20d572e8f4 |
141020031220 has 12 divisors (see below), whose sum is σ = 296142065604. Its totient is φ = 56408012480.
The previous prime is 141020031211. The next prime is 141020031221. The reversal of 141020031220 is 22130020141.
141020031220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 84263639524 + 56756391696 = 290282^2 + 238236^2 .
It is a junction number, because it is equal to n+sod(n) for n = 141020031194 and 141020031203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141020031221) 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 3 ways as a sum of consecutive naturals, for example, 3525500761 + ... + 3525500800.
It is an arithmetic number, because the mean of its divisors is an integer number (24678505467).
Almost surely, 2141020031220 is an apocalyptic number.
141020031220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141020031220 is an abundant number, since it is smaller than the sum of its proper divisors (155122034384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141020031220 is a wasteful number, since it uses less digits than its factorization.
141020031220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7051001570 (or 7051001568 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 141020031220 its reverse (22130020141), we get a palindrome (163150051361).
The spelling of 141020031220 in words is "one hundred forty-one billion, twenty million, thirty-one thousand, two hundred twenty".
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