Base | Representation |
---|---|
bin | 101001001001000… |
… | …0100110001011010 |
3 | 10120012121010121222 |
4 | 1102102010301122 |
5 | 10311400013400 |
6 | 344552132042 |
7 | 46131541304 |
oct | 12222046132 |
9 | 3505533558 |
10 | 1380469850 |
11 | 64926a481 |
12 | 326397022 |
13 | 190001186 |
14 | d14aa974 |
15 | 812d8185 |
hex | 52484c5a |
1380469850 has 24 divisors (see below), whose sum is σ = 2627391360. Its totient is φ = 539345520.
The previous prime is 1380469847. The next prime is 1380469873. The reversal of 1380469850 is 589640831.
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, 318890 + ... + 323189.
It is an arithmetic number, because the mean of its divisors is an integer number (109474640).
Almost surely, 21380469850 is an apocalyptic number.
1380469850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1380469850 is a deficient number, since it is larger than the sum of its proper divisors (1246921510).
1380469850 is a wasteful number, since it uses less digits than its factorization.
1380469850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 642134 (or 642129 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 44.
The square root of 1380469850 is about 37154.6746722401. The cubic root of 1380469850 is about 1113.4626200949.
The spelling of 1380469850 in words is "one billion, three hundred eighty million, four hundred sixty-nine thousand, eight hundred fifty".
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