Base | Representation |
---|---|
bin | 1110101111010001110… |
… | …10010010001010011010 |
3 | 1210102011012020211112202 |
4 | 13113220322102022122 |
5 | 31244121201011430 |
6 | 1024351235410202 |
7 | 51405346330310 |
oct | 7275072221232 |
9 | 1712135224482 |
10 | 506418766490 |
11 | 18585321179a |
12 | 82192753962 |
13 | 389a7bc8c60 |
14 | 1a7218c00b0 |
15 | d28e3d9d45 |
hex | 75e8e9229a |
506418766490 has 32 divisors (see below), whose sum is σ = 1121912346240. Its totient is φ = 160273191744.
The previous prime is 506418766481. The next prime is 506418766537. The reversal of 506418766490 is 94667814605.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278251160 + ... + 278252979.
It is an arithmetic number, because the mean of its divisors is an integer number (35059760820).
Almost surely, 2506418766490 is an apocalyptic number.
506418766490 is an abundant number, since it is smaller than the sum of its proper divisors (615493579750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
506418766490 is a wasteful number, since it uses less digits than its factorization.
506418766490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556504166.
The product of its (nonzero) digits is 8709120, while the sum is 56.
The spelling of 506418766490 in words is "five hundred six billion, four hundred eighteen million, seven hundred sixty-six thousand, four hundred ninety".
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