Base | Representation |
---|---|
bin | 10100011111011011001… |
… | …100011000000100000101 |
3 | 11222121122010100000122120 |
4 | 110133123030120010011 |
5 | 141032323212313024 |
6 | 2554515314320153 |
7 | 203506550322204 |
oct | 24373314300405 |
9 | 4877563300576 |
10 | 1408131760389 |
11 | 4a320473a222 |
12 | 1a8aa4589059 |
13 | a2a2b530b03 |
14 | 4c2225b123b |
15 | 26966ed5479 |
hex | 147db318105 |
1408131760389 has 4 divisors (see below), whose sum is σ = 1877509013856. Its totient is φ = 938754506924.
The previous prime is 1408131760379. The next prime is 1408131760411. The reversal of 1408131760389 is 9830671318041.
It is a happy number.
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 a de Polignac number, because none of the positive numbers 2k-1408131760389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1408131760339) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234688626729 + ... + 234688626734.
It is an arithmetic number, because the mean of its divisors is an integer number (469377253464).
Almost surely, 21408131760389 is an apocalyptic number.
It is an amenable number.
1408131760389 is a deficient number, since it is larger than the sum of its proper divisors (469377253467).
1408131760389 is an equidigital number, since it uses as much as digits as its factorization.
1408131760389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 469377253466.
The product of its (nonzero) digits is 870912, while the sum is 51.
The spelling of 1408131760389 in words is "one trillion, four hundred eight billion, one hundred thirty-one million, seven hundred sixty thousand, three hundred eighty-nine".
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