Base | Representation |
---|---|
bin | 101001001000111… |
… | …0000111101011110 |
3 | 10120012110000022111 |
4 | 1102101300331132 |
5 | 10311334414302 |
6 | 344550304234 |
7 | 46131052600 |
oct | 12221607536 |
9 | 3505400274 |
10 | 1380388702 |
11 | 649214510 |
12 | 32635807a |
13 | 18cca3264 |
14 | d1489170 |
15 | 812be0d7 |
hex | 52470f5e |
1380388702 has 48 divisors (see below), whose sum is σ = 2635416432. Its totient is φ = 536215680.
The previous prime is 1380388679. The next prime is 1380388747. The reversal of 1380388702 is 2078830831.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 400378 + ... + 403810.
It is an arithmetic number, because the mean of its divisors is an integer number (54904509).
Almost surely, 21380388702 is an apocalyptic number.
1380388702 is a deficient number, since it is larger than the sum of its proper divisors (1255027730).
1380388702 is a wasteful number, since it uses less digits than its factorization.
1380388702 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3833 (or 3826 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 1380388702 is about 37153.5826267131. The cubic root of 1380388702 is about 1113.4408021525.
The spelling of 1380388702 in words is "one billion, three hundred eighty million, three hundred eighty-eight thousand, seven hundred two".
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