Base | Representation |
---|---|
bin | 1000011111111… |
… | …10001110000000 |
3 | 11222011012112212 |
4 | 10033332032000 |
5 | 121222431442 |
6 | 11024041252 |
7 | 1524001454 |
oct | 417761600 |
9 | 158135485 |
10 | 71295872 |
11 | 3727670a |
12 | 1ba63228 |
13 | 11a0360b |
14 | 967c664 |
15 | 63d4a82 |
hex | 43fe380 |
71295872 has 16 divisors (see below), whose sum is σ = 142035000. Its totient is φ = 35647872.
The previous prime is 71295871. The next prime is 71295893. The reversal of 71295872 is 27859217.
It is a tau number, because it is divible by the number of its divisors (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71295871) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278372 + ... + 278627.
Almost surely, 271295872 is an apocalyptic number.
It is an amenable number.
71295872 is a deficient number, since it is larger than the sum of its proper divisors (70739128).
71295872 is an equidigital number, since it uses as much as digits as its factorization.
71295872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 557013 (or 557001 counting only the distinct ones).
The product of its digits is 70560, while the sum is 41.
The square root of 71295872 is about 8443.6882936309. The cubic root of 71295872 is about 414.6561665553.
The spelling of 71295872 in words is "seventy-one million, two hundred ninety-five thousand, eight hundred seventy-two".
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