Base | Representation |
---|---|
bin | 11110110011110010… |
… | …110010110111011100 |
3 | 10011101111010111112110 |
4 | 132303302302313130 |
5 | 1020222242131114 |
6 | 23110341034020 |
7 | 2250532426245 |
oct | 366362626734 |
9 | 104344114473 |
10 | 33081208284 |
11 | 13036530463 |
12 | 64b29b5910 |
13 | 3172840977 |
14 | 185b74dccc |
15 | cd93ae759 |
hex | 7b3cb2ddc |
33081208284 has 12 divisors (see below), whose sum is σ = 77189486024. Its totient is φ = 11027069424.
The previous prime is 33081208267. The next prime is 33081208289. The reversal of 33081208284 is 48280218033.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33081208289) 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, 1378383667 + ... + 1378383690.
Almost surely, 233081208284 is an apocalyptic number.
It is an amenable number.
33081208284 is an abundant number, since it is smaller than the sum of its proper divisors (44108277740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33081208284 is a wasteful number, since it uses less digits than its factorization.
33081208284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2756767364 (or 2756767362 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 39.
The spelling of 33081208284 in words is "thirty-three billion, eighty-one million, two hundred eight thousand, two hundred eighty-four".
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