Base | Representation |
---|---|
bin | 101001000111010… |
… | …0001110010011100 |
3 | 10120010211220021200 |
4 | 1102032201302130 |
5 | 10311130240444 |
6 | 344520155500 |
7 | 46120616604 |
oct | 12216416234 |
9 | 3503756250 |
10 | 1379540124 |
11 | 648794a06 |
12 | 326008b90 |
13 | 18ca66c41 |
14 | d1307c04 |
15 | 811a2969 |
hex | 523a1c9c |
1379540124 has 36 divisors (see below), whose sum is σ = 3546280920. Its totient is φ = 452052000.
The previous prime is 1379540119. The next prime is 1379540131. The reversal of 1379540124 is 4210459731.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 322627 + ... + 326874.
Almost surely, 21379540124 is an apocalyptic number.
It is an amenable number.
1379540124 is an abundant number, since it is smaller than the sum of its proper divisors (2166740796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1379540124 is a wasteful number, since it uses less digits than its factorization.
1379540124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 649570 (or 649565 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 1379540124 is about 37142.1610033665. The cubic root of 1379540124 is about 1113.2125970959.
Adding to 1379540124 its reverse (4210459731), we get a palindrome (5589999855).
The spelling of 1379540124 in words is "one billion, three hundred seventy-nine million, five hundred forty thousand, one hundred twenty-four".
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