Base | Representation |
---|---|
bin | 111010110011010… |
… | …1010101111100011 |
3 | 12002111200101100000 |
4 | 1311212222233203 |
5 | 13020101231234 |
6 | 523441431043 |
7 | 66615553026 |
oct | 16546525743 |
9 | 5074611300 |
10 | 1973070819 |
11 | 922824345 |
12 | 47093b483 |
13 | 255a09035 |
14 | 14a0891bd |
15 | b8343899 |
hex | 759aabe3 |
1973070819 has 12 divisors (see below), whose sum is σ = 2955546776. Its totient is φ = 1315380384.
The previous prime is 1973070817. The next prime is 1973070833. The reversal of 1973070819 is 9180703791.
It is not a de Polignac number, because 1973070819 - 21 = 1973070817 is a prime.
It is a super-2 number, since 2×19730708192 = 7786016913578661522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1973070811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4059574 + ... + 4060059.
Almost surely, 21973070819 is an apocalyptic number.
1973070819 is a deficient number, since it is larger than the sum of its proper divisors (982475957).
1973070819 is an frugal number, since it uses more digits than its factorization.
1973070819 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8119648 (or 8119636 counting only the distinct ones).
The product of its (nonzero) digits is 95256, while the sum is 45.
The square root of 1973070819 is about 44419.2618016103. The cubic root of 1973070819 is about 1254.2407049213.
The spelling of 1973070819 in words is "one billion, nine hundred seventy-three million, seventy thousand, eight hundred nineteen".
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