Base | Representation |
---|---|
bin | 11101011001010… |
… | …111111110100000 |
3 | 1021101000200222000 |
4 | 131121113332200 |
5 | 2002224103242 |
6 | 120534444000 |
7 | 15136024563 |
oct | 3531277640 |
9 | 1241020860 |
10 | 493191072 |
11 | 233436830 |
12 | 119203600 |
13 | 7b23cb4a |
14 | 497024da |
15 | 2d470a4c |
hex | 1d657fa0 |
493191072 has 96 divisors (see below), whose sum is σ = 1569274560. Its totient is φ = 149448960.
The previous prime is 493191031. The next prime is 493191077. The reversal of 493191072 is 270191394.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (493191077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16443 + ... + 35450.
It is an arithmetic number, because the mean of its divisors is an integer number (16346610).
Almost surely, 2493191072 is an apocalyptic number.
It is an amenable number.
493191072 is an abundant number, since it is smaller than the sum of its proper divisors (1076083488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
493191072 is a wasteful number, since it uses less digits than its factorization.
493191072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51923 (or 51909 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 36.
The square root of 493191072 is about 22207.9056193960. The cubic root of 493191072 is about 790.0812136772.
The spelling of 493191072 in words is "four hundred ninety-three million, one hundred ninety-one thousand, seventy-two".
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