Base | Representation |
---|---|
bin | 10000110110101… |
… | …11111000000001 |
3 | 100212001112021221 |
4 | 20123113320001 |
5 | 242144042114 |
6 | 22010315041 |
7 | 3334552453 |
oct | 1033277001 |
9 | 325045257 |
10 | 141393409 |
11 | 728a3a63 |
12 | 3b428a81 |
13 | 233a7651 |
14 | 14ac82d3 |
15 | c62e524 |
hex | 86d7e01 |
141393409 has 4 divisors (see below), whose sum is σ = 142472880. Its totient is φ = 140313940.
The previous prime is 141393407. The next prime is 141393451. The reversal of 141393409 is 904393141.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 141393409 - 21 = 141393407 is a prime.
It is a super-2 number, since 2×1413934092 = 39984192217282562, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (141393407) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539539 + ... + 539800.
It is an arithmetic number, because the mean of its divisors is an integer number (35618220).
Almost surely, 2141393409 is an apocalyptic number.
It is an amenable number.
141393409 is a deficient number, since it is larger than the sum of its proper divisors (1079471).
141393409 is a wasteful number, since it uses less digits than its factorization.
141393409 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1079470.
The product of its (nonzero) digits is 11664, while the sum is 34.
The square root of 141393409 is about 11890.8960553862. The cubic root of 141393409 is about 520.9664091969.
The spelling of 141393409 in words is "one hundred forty-one million, three hundred ninety-three thousand, four hundred nine".
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