Base | Representation |
---|---|
bin | 101100001100000000… |
… | …000000000110110100 |
3 | 11112110120221212101120 |
4 | 230030000000012310 |
5 | 1234132131423114 |
6 | 33444003423540 |
7 | 3266520032142 |
oct | 541400000664 |
9 | 145416855346 |
10 | 47445967284 |
11 | 19138014511 |
12 | 9241684bb0 |
13 | 46218a2771 |
14 | 2421456592 |
15 | 137a5445a9 |
hex | b0c0001b4 |
47445967284 has 96 divisors (see below), whose sum is σ = 121295180160. Its totient is φ = 14375251968.
The previous prime is 47445967279. The next prime is 47445967307. The reversal of 47445967284 is 48276954474.
It is a super-2 number, since 2×474459672842 (a number of 22 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 750322 + ... + 811094.
It is an arithmetic number, because the mean of its divisors is an integer number (1263491460).
Almost surely, 247445967284 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 47445967284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60647590080).
47445967284 is an abundant number, since it is smaller than the sum of its proper divisors (73849212876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47445967284 is a wasteful number, since it uses less digits than its factorization.
47445967284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60929 (or 60927 counting only the distinct ones).
The product of its digits is 54190080, while the sum is 60.
The spelling of 47445967284 in words is "forty-seven billion, four hundred forty-five million, nine hundred sixty-seven thousand, two hundred eighty-four".
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