Base | Representation |
---|---|
bin | 101001000000001… |
… | …1000010101110101 |
3 | 10112212212110220000 |
4 | 1102000120111311 |
5 | 10304203101123 |
6 | 344304501513 |
7 | 46044242205 |
oct | 12200302565 |
9 | 3485773800 |
10 | 1375831413 |
11 | 646691560 |
12 | 32491a899 |
13 | 18c068b38 |
14 | d0a20405 |
15 | 80bbdb43 |
hex | 52018575 |
1375831413 has 40 divisors (see below), whose sum is σ = 2265352320. Its totient is φ = 825189120.
The previous prime is 1375831381. The next prime is 1375831417. The reversal of 1375831413 is 3141385731.
1375831413 is a `hidden beast` number, since 1 + 37 + 583 + 1 + 41 + 3 = 666.
It is not a de Polignac number, because 1375831413 - 25 = 1375831381 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1375831417) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 78468 + ... + 94386.
It is an arithmetic number, because the mean of its divisors is an integer number (56633808).
Almost surely, 21375831413 is an apocalyptic number.
It is an amenable number.
1375831413 is a deficient number, since it is larger than the sum of its proper divisors (889520907).
1375831413 is a wasteful number, since it uses less digits than its factorization.
1375831413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16039 (or 16030 counting only the distinct ones).
The product of its digits is 30240, while the sum is 36.
The square root of 1375831413 is about 37092.2015119081. The cubic root of 1375831413 is about 1112.2141269089.
The spelling of 1375831413 in words is "one billion, three hundred seventy-five million, eight hundred thirty-one thousand, four hundred thirteen".
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