Base | Representation |
---|---|
bin | 1000100100100… |
… | …00001100010110 |
3 | 12000021120201200 |
4 | 10102100030112 |
5 | 121401100112 |
6 | 11044533330 |
7 | 1532041602 |
oct | 422201426 |
9 | 160246650 |
10 | 71893782 |
11 | 37644954 |
12 | 200b1246 |
13 | 11b827cc |
14 | 9796502 |
15 | 64a1cdc |
hex | 4490316 |
71893782 has 24 divisors (see below), whose sum is σ = 164933496. Its totient is φ = 22554816.
The previous prime is 71893769. The next prime is 71893793. The reversal of 71893782 is 28739817.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117168 + ... + 117779.
It is an arithmetic number, because the mean of its divisors is an integer number (6872229).
Almost surely, 271893782 is an apocalyptic number.
71893782 is an abundant number, since it is smaller than the sum of its proper divisors (93039714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71893782 is a wasteful number, since it uses less digits than its factorization.
71893782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234972 (or 234969 counting only the distinct ones).
The product of its digits is 169344, while the sum is 45.
The square root of 71893782 is about 8479.0201084795. The cubic root of 71893782 is about 415.8120876835.
The spelling of 71893782 in words is "seventy-one million, eight hundred ninety-three thousand, seven hundred eighty-two".
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