Base | Representation |
---|---|
bin | 1001111111001… |
… | …01101000111010 |
3 | 12211122100221211 |
4 | 10333211220322 |
5 | 132421344411 |
6 | 12151353334 |
7 | 2035050016 |
oct | 477455072 |
9 | 184570854 |
10 | 83778106 |
11 | 43321805 |
12 | 2408284a |
13 | 14483c59 |
14 | b1ab546 |
15 | 754d221 |
hex | 4fe5a3a |
83778106 has 8 divisors (see below), whose sum is σ = 132281280. Its totient is φ = 39684348.
The previous prime is 83778077. The next prime is 83778109. The reversal of 83778106 is 60187738.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (83778109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102306 + ... + 1102381.
It is an arithmetic number, because the mean of its divisors is an integer number (16535160).
Almost surely, 283778106 is an apocalyptic number.
83778106 is a deficient number, since it is larger than the sum of its proper divisors (48503174).
83778106 is a wasteful number, since it uses less digits than its factorization.
83778106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2204708.
The product of its (nonzero) digits is 56448, while the sum is 40.
The square root of 83778106 is about 9153.0380748689. The cubic root of 83778106 is about 437.5659433661.
The spelling of 83778106 in words is "eighty-three million, seven hundred seventy-eight thousand, one hundred six".
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