Base | Representation |
---|---|
bin | 10000110101011… |
… | …01101001011011 |
3 | 100211201202000210 |
4 | 20122231221123 |
5 | 242123023233 |
6 | 22002502203 |
7 | 3333232260 |
oct | 1032555133 |
9 | 324652023 |
10 | 141220443 |
11 | 72796011 |
12 | 3b364963 |
13 | 233469c0 |
14 | 14a81267 |
15 | c5e8163 |
hex | 86ada5b |
141220443 has 32 divisors (see below), whose sum is σ = 232508416. Its totient is φ = 74245248.
The previous prime is 141220423. The next prime is 141220463. The reversal of 141220443 is 344022141.
It is an interprime number because it is at equal distance from previous prime (141220423) and next prime (141220463).
It is not a de Polignac number, because 141220443 - 214 = 141204059 is a prime.
It is a super-2 number, since 2×1412204432 = 39886427042232498, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (141220403) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107730 + ... + 109032.
It is an arithmetic number, because the mean of its divisors is an integer number (7265888).
Almost surely, 2141220443 is an apocalyptic number.
141220443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
141220443 is a deficient number, since it is larger than the sum of its proper divisors (91287973).
141220443 is a wasteful number, since it uses less digits than its factorization.
141220443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1723.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 141220443 is about 11883.6207866121. The cubic root of 141220443 is about 520.7538904638.
Adding to 141220443 its reverse (344022141), we get a palindrome (485242584).
The spelling of 141220443 in words is "one hundred forty-one million, two hundred twenty thousand, four hundred forty-three".
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