Base | Representation |
---|---|
bin | 1001111001110… |
… | …00110000101000 |
3 | 12210022101121101 |
4 | 10330320300220 |
5 | 132231214432 |
6 | 12124251144 |
7 | 2026040365 |
oct | 474706050 |
9 | 183271541 |
10 | 83069992 |
11 | 42988795 |
12 | 239a0ab4 |
13 | 14296855 |
14 | b06546c |
15 | 745d4e7 |
hex | 4f38c28 |
83069992 has 8 divisors (see below), whose sum is σ = 155756250. Its totient is φ = 41534992.
The previous prime is 83069981. The next prime is 83069993. The reversal of 83069992 is 29996038.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 47141956 + 35928036 = 6866^2 + 5994^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (83069993) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5191867 + ... + 5191882.
Almost surely, 283069992 is an apocalyptic number.
It is an amenable number.
83069992 is a deficient number, since it is larger than the sum of its proper divisors (72686258).
83069992 is a wasteful number, since it uses less digits than its factorization.
83069992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10383755 (or 10383751 counting only the distinct ones).
The product of its (nonzero) digits is 209952, while the sum is 46.
The square root of 83069992 is about 9114.2740797060. The cubic root of 83069992 is about 436.3296471737.
The spelling of 83069992 in words is "eighty-three million, sixty-nine thousand, nine hundred ninety-two".
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