Base | Representation |
---|---|
bin | 101001101101000… |
… | …1101101000100010 |
3 | 10121112011220011221 |
4 | 1103122031220202 |
5 | 10331220134024 |
6 | 350505325254 |
7 | 46451352400 |
oct | 12332155042 |
9 | 3545156157 |
10 | 1399380514 |
11 | 658a06324 |
12 | 33079682a |
13 | 193bc280c |
14 | d3bd0470 |
15 | 82cc13e4 |
hex | 5368da22 |
1399380514 has 48 divisors (see below), whose sum is σ = 2590362720. Its totient is φ = 563734080.
The previous prime is 1399380511. The next prime is 1399380523. The reversal of 1399380514 is 4150839931.
It is not an unprimeable number, because it can be changed into a prime (1399380511) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241054 + ... + 246790.
It is an arithmetic number, because the mean of its divisors is an integer number (53965890).
Almost surely, 21399380514 is an apocalyptic number.
1399380514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
1399380514 is a deficient number, since it is larger than the sum of its proper divisors (1190982206).
1399380514 is a wasteful number, since it uses less digits than its factorization.
1399380514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5903 (or 5896 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 43.
The square root of 1399380514 is about 37408.2947218929. The cubic root of 1399380514 is about 1118.5239148480.
The spelling of 1399380514 in words is "one billion, three hundred ninety-nine million, three hundred eighty thousand, five hundred fourteen".
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