Base | Representation |
---|---|
bin | 101001001111111… |
… | …1111001110010101 |
3 | 10120110110102202211 |
4 | 1102133333032111 |
5 | 10313313222031 |
6 | 345202233421 |
7 | 46204541641 |
oct | 12237771625 |
9 | 3513412684 |
10 | 1384117141 |
11 | 650330770 |
12 | 327655871 |
13 | 1909aa334 |
14 | d1b79c21 |
15 | 817a8bb1 |
hex | 527ff395 |
1384117141 has 4 divisors (see below), whose sum is σ = 1509945984. Its totient is φ = 1258288300.
The previous prime is 1384117139. The next prime is 1384117151. The reversal of 1384117141 is 1417114831.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1417114831 = 11 ⋅128828621.
It is a cyclic number.
It is not a de Polignac number, because 1384117141 - 21 = 1384117139 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1384117151) 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, 62914405 + ... + 62914426.
It is an arithmetic number, because the mean of its divisors is an integer number (377486496).
Almost surely, 21384117141 is an apocalyptic number.
1384117141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1384117141 is a deficient number, since it is larger than the sum of its proper divisors (125828843).
1384117141 is a wasteful number, since it uses less digits than its factorization.
1384117141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125828842.
The product of its digits is 2688, while the sum is 31.
The square root of 1384117141 is about 37203.7248269579. The cubic root of 1384117141 is about 1114.4423712646.
The spelling of 1384117141 in words is "one billion, three hundred eighty-four million, one hundred seventeen thousand, one hundred forty-one".
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