Base | Representation |
---|---|
bin | 10001000101000… |
… | …10001000001101 |
3 | 100222120220001121 |
4 | 20202202020031 |
5 | 243134123123 |
6 | 22114440541 |
7 | 3356530666 |
oct | 1042421015 |
9 | 328526047 |
10 | 143270413 |
11 | 73966200 |
12 | 3bb93151 |
13 | 238b3ac0 |
14 | 1505636d |
15 | c8a075d |
hex | 88a220d |
143270413 has 12 divisors (see below), whose sum is σ = 169594684. Its totient is φ = 120225600.
The previous prime is 143270399. The next prime is 143270447. The reversal of 143270413 is 314072341.
It can be written as a sum of positive squares in 2 ways, for example, as 61512649 + 81757764 = 7843^2 + 9042^2 .
It is not a de Polignac number, because 143270413 - 29 = 143269901 is a prime.
It is a super-2 number, since 2×1432704132 = 41052822482381138, which contains 22 as substring.
It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143270513) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43968 + ... + 47113.
Almost surely, 2143270413 is an apocalyptic number.
143270413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
143270413 is a deficient number, since it is larger than the sum of its proper divisors (26324271).
143270413 is a wasteful number, since it uses less digits than its factorization.
143270413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91116 (or 91105 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 143270413 is about 11969.5619385172. The cubic root of 143270413 is about 523.2615671894.
The spelling of 143270413 in words is "one hundred forty-three million, two hundred seventy thousand, four hundred thirteen".
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