Base | Representation |
---|---|
bin | 11110110010000011… |
… | …010111010100101101 |
3 | 10011022110011102212000 |
4 | 132302003113110231 |
5 | 1020142302404420 |
6 | 23103415002513 |
7 | 2250026225463 |
oct | 366203272455 |
9 | 104273142760 |
10 | 33051997485 |
11 | 13020a99a01 |
12 | 64a5069439 |
13 | 3169783c80 |
14 | 1857908833 |
15 | cd6a3e690 |
hex | 7b20d752d |
33051997485 has 128 divisors (see below), whose sum is σ = 67458048000. Its totient is φ = 15219000576.
The previous prime is 33051997463. The next prime is 33051997493. The reversal of 33051997485 is 58479915033.
33051997485 is a `hidden beast` number, since 3 + 30 + 519 + 97 + 4 + 8 + 5 = 666.
It is not a de Polignac number, because 33051997485 - 25 = 33051997453 is a prime.
It is a congruent number.
It is an unprimeable number.
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 127 ways as a sum of consecutive naturals, for example, 2627982 + ... + 2640528.
It is an arithmetic number, because the mean of its divisors is an integer number (527016000).
Almost surely, 233051997485 is an apocalyptic number.
It is an amenable number.
33051997485 is an abundant number, since it is smaller than the sum of its proper divisors (34406050515).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33051997485 is a wasteful number, since it uses less digits than its factorization.
33051997485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12672 (or 12666 counting only the distinct ones).
The product of its (nonzero) digits is 4082400, while the sum is 54.
The spelling of 33051997485 in words is "thirty-three billion, fifty-one million, nine hundred ninety-seven thousand, four hundred eighty-five".
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