Base | Representation |
---|---|
bin | 1111011101101110000… |
… | …11001101111000001100 |
3 | 1212210111211121221012110 |
4 | 13232313003031320030 |
5 | 32201202111114322 |
6 | 1044033314304020 |
7 | 53250253625433 |
oct | 7566703157014 |
9 | 1783454557173 |
10 | 531352051212 |
11 | 195388420624 |
12 | 86b90888010 |
13 | 3b14c673a78 |
14 | 1ba0905c11a |
15 | dc4d2cec0c |
hex | 7bb70cde0c |
531352051212 has 48 divisors (see below), whose sum is σ = 1247259035232. Its totient is φ = 176058009600.
The previous prime is 531352051163. The next prime is 531352051259. The reversal of 531352051212 is 212150253135.
It is a self number, because there is not a number n which added to its sum of digits gives 531352051212.
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, 1144962 + ... + 1540662.
It is an arithmetic number, because the mean of its divisors is an integer number (25984563234).
Almost surely, 2531352051212 is an apocalyptic number.
It is an amenable number.
531352051212 is an abundant number, since it is smaller than the sum of its proper divisors (715906984020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531352051212 is a wasteful number, since it uses less digits than its factorization.
531352051212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 396378 (or 396376 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 30.
The spelling of 531352051212 in words is "five hundred thirty-one billion, three hundred fifty-two million, fifty-one thousand, two hundred twelve".
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