Base | Representation |
---|---|
bin | 1011000101101010011… |
… | …01000001101001000011 |
3 | 1100102102100110202110020 |
4 | 11202311031001221003 |
5 | 22220240241301424 |
6 | 451005552304523 |
7 | 36345315605613 |
oct | 5426515015103 |
9 | 1312370422406 |
10 | 380997212739 |
11 | 137641aa3040 |
12 | 61a0b242143 |
13 | 29c0a736020 |
14 | 14624500a43 |
15 | 9d9d4ad079 |
hex | 58b5341a43 |
380997212739 has 128 divisors (see below), whose sum is σ = 651117035520. Its totient is φ = 194619801600.
The previous prime is 380997212657. The next prime is 380997212789. The reversal of 380997212739 is 937212799083.
It is not a de Polignac number, because 380997212739 - 216 = 380997147203 is a prime.
It is a super-2 number, since 2×3809972127392 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (380997212789) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 64936084 + ... + 64941950.
It is an arithmetic number, because the mean of its divisors is an integer number (5086851840).
Almost surely, 2380997212739 is an apocalyptic number.
380997212739 is a gapful number since it is divisible by the number (39) formed by its first and last digit.
380997212739 is a deficient number, since it is larger than the sum of its proper divisors (270119822781).
380997212739 is a wasteful number, since it uses less digits than its factorization.
380997212739 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6201.
The product of its (nonzero) digits is 10287648, while the sum is 60.
The spelling of 380997212739 in words is "three hundred eighty billion, nine hundred ninety-seven million, two hundred twelve thousand, seven hundred thirty-nine".
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