Base | Representation |
---|---|
bin | 101001001111001… |
… | …0110101110010100 |
3 | 10120102122200121202 |
4 | 1102132112232110 |
5 | 10313211022413 |
6 | 345145132032 |
7 | 46201110014 |
oct | 12236265624 |
9 | 3512580552 |
10 | 1383689108 |
11 | 65006911a |
12 | 32748a018 |
13 | 19088a569 |
14 | d1aa7c44 |
15 | 81721e58 |
hex | 52796b94 |
1383689108 has 48 divisors (see below), whose sum is σ = 2601500160. Its totient is φ = 642470400.
The previous prime is 1383689107. The next prime is 1383689113. The reversal of 1383689108 is 8019863831.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1383689101) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441788 + ... + 444908.
It is an arithmetic number, because the mean of its divisors is an integer number (54197920).
Almost surely, 21383689108 is an apocalyptic number.
It is an amenable number.
1383689108 is a deficient number, since it is larger than the sum of its proper divisors (1217811052).
1383689108 is a wasteful number, since it uses less digits than its factorization.
1383689108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3288 (or 3286 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 47.
The square root of 1383689108 is about 37197.9718264316. The cubic root of 1383689108 is about 1114.3274803887.
The spelling of 1383689108 in words is "one billion, three hundred eighty-three million, six hundred eighty-nine thousand, one hundred eight".
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