Base | Representation |
---|---|
bin | 101101010100101001… |
… | …011011110011001100 |
3 | 11122121112101101022221 |
4 | 231110221123303030 |
5 | 1244131141210142 |
6 | 34204543145124 |
7 | 3341646605620 |
oct | 552451336314 |
9 | 148545341287 |
10 | 48664788172 |
11 | 19703005700 |
12 | 95218a51a4 |
13 | 4787256760 |
14 | 24d9285180 |
15 | 13ec54b767 |
hex | b54a5bccc |
48664788172 has 72 divisors (see below), whose sum is σ = 115211592608. Its totient is φ = 17501806080.
The previous prime is 48664788169. The next prime is 48664788181. The reversal of 48664788172 is 27188746684.
It is a super-2 number, since 2×486647881722 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 48664788172.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 508413 + ... + 596500.
Almost surely, 248664788172 is an apocalyptic number.
It is an amenable number.
48664788172 is an abundant number, since it is smaller than the sum of its proper divisors (66546804436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48664788172 is a wasteful number, since it uses less digits than its factorization.
48664788172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1104959 (or 1104946 counting only the distinct ones).
The product of its digits is 28901376, while the sum is 61.
The spelling of 48664788172 in words is "forty-eight billion, six hundred sixty-four million, seven hundred eighty-eight thousand, one hundred seventy-two".
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