Base | Representation |
---|---|
bin | 1110010111001000100… |
… | …00000100010010110000 |
3 | 1202011200202221021002012 |
4 | 13023210100010102300 |
5 | 31041044124021010 |
6 | 1014405043542052 |
7 | 50436202102160 |
oct | 7134420042260 |
9 | 1664622837065 |
10 | 493455688880 |
11 | 180300965710 |
12 | 7b77538a928 |
13 | 376c038402b |
14 | 19c520065a0 |
15 | cc8132d005 |
hex | 72e44044b0 |
493455688880 has 160 divisors (see below), whose sum is σ = 1469040261120. Its totient is φ = 149647426560.
The previous prime is 493455688871. The next prime is 493455688889. The reversal of 493455688880 is 88886554394.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (493455688871) and next prime (493455688889).
It is a self number, because there is not a number n which added to its sum of digits gives 493455688880.
It is not an unprimeable number, because it can be changed into a prime (493455688889) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 854600 + ... + 1310439.
It is an arithmetic number, because the mean of its divisors is an integer number (9181501632).
Almost surely, 2493455688880 is an apocalyptic number.
493455688880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
493455688880 is an abundant number, since it is smaller than the sum of its proper divisors (975584572240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
493455688880 is a wasteful number, since it uses less digits than its factorization.
493455688880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2165107 (or 2165101 counting only the distinct ones).
The product of its (nonzero) digits is 265420800, while the sum is 68.
The spelling of 493455688880 in words is "four hundred ninety-three billion, four hundred fifty-five million, six hundred eighty-eight thousand, eight hundred eighty".
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