Base | Representation |
---|---|
bin | 110001101010001101… |
… | …011000111111001010 |
3 | 12002122001210222201010 |
4 | 301222031120333022 |
5 | 1333200301041131 |
6 | 40255012504350 |
7 | 3565233202665 |
oct | 615215307712 |
9 | 162561728633 |
10 | 53321502666 |
11 | 20682664183 |
12 | a40131b0b6 |
13 | 5049c40413 |
14 | 281b9066dc |
15 | 15c1293b46 |
hex | c6a358fca |
53321502666 has 32 divisors (see below), whose sum is σ = 107651923200. Its totient is φ = 17606333376.
The previous prime is 53321502659. The next prime is 53321502667. The reversal of 53321502666 is 66620512335.
It is not an unprimeable number, because it can be changed into a prime (53321502667) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246840 + ... + 409356.
It is an arithmetic number, because the mean of its divisors is an integer number (3364122600).
Almost surely, 253321502666 is an apocalyptic number.
53321502666 is an abundant number, since it is smaller than the sum of its proper divisors (54330420534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53321502666 is a wasteful number, since it uses less digits than its factorization.
53321502666 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163038.
The product of its (nonzero) digits is 194400, while the sum is 39.
The spelling of 53321502666 in words is "fifty-three billion, three hundred twenty-one million, five hundred two thousand, six hundred sixty-six".
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