Base | Representation |
---|---|
bin | 10110000000100100000110… |
… | …00011010110011011110011 |
3 | 20100100210102011220002000100 |
4 | 23000102003003112123303 |
5 | 22320422334341404242 |
6 | 250533403411523443 |
7 | 13123426556610552 |
oct | 1300220303263363 |
9 | 210323364802010 |
10 | 48397890184947 |
11 | 1446a4803083a6 |
12 | 5517a035b9583 |
13 | 2100b94683784 |
14 | bd4682a37d99 |
15 | 58de1822554c |
hex | 2c04830d66f3 |
48397890184947 has 24 divisors (see below), whose sum is σ = 70226450049600. Its totient is φ = 32118412088448.
The previous prime is 48397890184927. The next prime is 48397890184949. The reversal of 48397890184947 is 74948109879384.
48397890184947 is a `hidden beast` number, since 4 + 8 + 39 + 7 + 8 + 90 + 1 + 8 + 494 + 7 = 666.
It is not a de Polignac number, because 48397890184947 - 218 = 48397889922803 is a prime.
It is not an unprimeable number, because it can be changed into a prime (48397890184949) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1688929 + ... + 9982397.
It is an arithmetic number, because the mean of its divisors is an integer number (2926102085400).
Almost surely, 248397890184947 is an apocalyptic number.
48397890184947 is a deficient number, since it is larger than the sum of its proper divisors (21828559864653).
48397890184947 is a wasteful number, since it uses less digits than its factorization.
48397890184947 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8296427 (or 8296424 counting only the distinct ones).
The product of its (nonzero) digits is 3511517184, while the sum is 81.
The spelling of 48397890184947 in words is "forty-eight trillion, three hundred ninety-seven billion, eight hundred ninety million, one hundred eighty-four thousand, nine hundred forty-seven".
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