Base | Representation |
---|---|
bin | 101001001000001… |
… | …1111011110010100 |
3 | 10120011211001110122 |
4 | 1102100133132110 |
5 | 10311243224212 |
6 | 344535211112 |
7 | 46125162524 |
oct | 12220373624 |
9 | 3504731418 |
10 | 1380054932 |
11 | 649006773 |
12 | 326216a98 |
13 | 18cbb7369 |
14 | d13dd684 |
15 | 81255272 |
hex | 5241f794 |
1380054932 has 12 divisors (see below), whose sum is σ = 2415368340. Its totient is φ = 689949696.
The previous prime is 1380054919. The next prime is 1380054961. The reversal of 1380054932 is 2394500831.
It can be written as a sum of positive squares in 2 ways, for example, as 667912336 + 712142596 = 25844^2 + 26686^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1380054892 and 1380054901.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42194 + ... + 67382.
It is an arithmetic number, because the mean of its divisors is an integer number (201280695).
Almost surely, 21380054932 is an apocalyptic number.
It is an amenable number.
1380054932 is a deficient number, since it is larger than the sum of its proper divisors (1035313408).
1380054932 is a wasteful number, since it uses less digits than its factorization.
1380054932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38890 (or 38888 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 35.
The square root of 1380054932 is about 37149.0905945220. The cubic root of 1380054932 is about 1113.3510537377.
The spelling of 1380054932 in words is "one billion, three hundred eighty million, fifty-four thousand, nine hundred thirty-two".
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