Base | Representation |
---|---|
bin | 101100100100101111… |
… | …110110100110100100 |
3 | 11120112112020001211110 |
4 | 230210233312212210 |
5 | 1241004424230302 |
6 | 33553114505020 |
7 | 3313021120413 |
oct | 544457664644 |
9 | 146475201743 |
10 | 47861164452 |
11 | 1933041a272 |
12 | 9338735170 |
13 | 468990536a |
14 | 246065547a |
15 | 13a1c0ab6c |
hex | b24bf69a4 |
47861164452 has 12 divisors (see below), whose sum is σ = 111676050416. Its totient is φ = 15953721480.
The previous prime is 47861164441. The next prime is 47861164457. The reversal of 47861164452 is 25446116874.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-3 number, since 3×478611644523 (a number of 33 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (47861164457) 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 3 ways as a sum of consecutive naturals, for example, 1994215174 + ... + 1994215197.
Almost surely, 247861164452 is an apocalyptic number.
It is an amenable number.
47861164452 is an abundant number, since it is smaller than the sum of its proper divisors (63814885964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47861164452 is a wasteful number, since it uses less digits than its factorization.
47861164452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3988430378 (or 3988430376 counting only the distinct ones).
The product of its digits is 1290240, while the sum is 48.
The spelling of 47861164452 in words is "forty-seven billion, eight hundred sixty-one million, one hundred sixty-four thousand, four hundred fifty-two".
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