Base | Representation |
---|---|
bin | 1011011001001… |
… | …0100110000000 |
3 | 10022220210120111 |
4 | 2312102212000 |
5 | 44213130433 |
6 | 4424121104 |
7 | 1120114600 |
oct | 266224600 |
9 | 108823514 |
10 | 47786368 |
11 | 24a79673 |
12 | 14006194 |
13 | 9b91976 |
14 | 64bcc00 |
15 | 42dddcd |
hex | 2d92980 |
47786368 has 96 divisors (see below), whose sum is σ = 116861400. Its totient is φ = 19353600.
The previous prime is 47786359. The next prime is 47786369. The reversal of 47786368 is 86368774.
It is a Harshad number since it is a multiple of its sum of digits (49).
Its product of digits (1354752) is a multiple of the sum of its prime factors (448).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47786369) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118968 + ... + 119368.
Almost surely, 247786368 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47786368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58430700).
47786368 is an abundant number, since it is smaller than the sum of its proper divisors (69075032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47786368 is a wasteful number, since it uses less digits than its factorization.
47786368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 448 (or 429 counting only the distinct ones).
The product of its digits is 1354752, while the sum is 49.
The square root of 47786368 is about 6912.7684757990. The cubic root of 47786368 is about 362.8841568390.
The spelling of 47786368 in words is "forty-seven million, seven hundred eighty-six thousand, three hundred sixty-eight".
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