Base | Representation |
---|---|
bin | 101100010111001100… |
… | …110011001111101100 |
3 | 11112221200112102000000 |
4 | 230113030303033230 |
5 | 1240023232344402 |
6 | 33514355104300 |
7 | 3304261141650 |
oct | 542714631754 |
9 | 145850472000 |
10 | 47633871852 |
11 | 19224095a46 |
12 | 92945a2090 |
13 | 46517b34b8 |
14 | 243c3aaa60 |
15 | 138bcaec1c |
hex | b173333ec |
47633871852 has 84 divisors (see below), whose sum is σ = 142836335376. Its totient is φ = 13609671840.
The previous prime is 47633871851. The next prime is 47633871869. The reversal of 47633871852 is 25817833674.
It is a happy number.
47633871852 is a `hidden beast` number, since 476 + 33 + 87 + 18 + 52 = 666.
It is a tau number, because it is divible by the number of its divisors (84).
It is a super-2 number, since 2×476338718522 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (47633871851) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1146399 + ... + 1187222.
It is an arithmetic number, because the mean of its divisors is an integer number (1700432564).
Almost surely, 247633871852 is an apocalyptic number.
47633871852 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is an amenable number.
47633871852 is an abundant number, since it is smaller than the sum of its proper divisors (95202463524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47633871852 is a wasteful number, since it uses less digits than its factorization.
47633871852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2333650 (or 2333633 counting only the distinct ones).
The product of its digits is 6773760, while the sum is 54.
The spelling of 47633871852 in words is "forty-seven billion, six hundred thirty-three million, eight hundred seventy-one thousand, eight hundred fifty-two".
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