Base | Representation |
---|---|
bin | 1000011000010101001… |
… | …1010001101001000001 |
3 | 111202121112121020010001 |
4 | 2012011103101221001 |
5 | 4324322401442424 |
6 | 150050012040001 |
7 | 13254501504520 |
oct | 2060523215101 |
9 | 452545536101 |
10 | 143970343489 |
11 | 5606a561a55 |
12 | 23a9b463001 |
13 | 107652cbb7b |
14 | 6d7aa624b7 |
15 | 3b29589844 |
hex | 21854d1a41 |
143970343489 has 16 divisors (see below), whose sum is σ = 168391352448. Its totient is φ = 120513722112.
The previous prime is 143970343477. The next prime is 143970343523. The reversal of 143970343489 is 984343079341.
It is not a de Polignac number, because 143970343489 - 213 = 143970335297 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (143970343409) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1992339 + ... + 2063335.
It is an arithmetic number, because the mean of its divisors is an integer number (10524459528).
Almost surely, 2143970343489 is an apocalyptic number.
It is an amenable number.
143970343489 is a deficient number, since it is larger than the sum of its proper divisors (24421008959).
143970343489 is an equidigital number, since it uses as much as digits as its factorization.
143970343489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77784.
The product of its (nonzero) digits is 7838208, while the sum is 55.
The spelling of 143970343489 in words is "one hundred forty-three billion, nine hundred seventy million, three hundred forty-three thousand, four hundred eighty-nine".
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