Base | Representation |
---|---|
bin | 1011101011001… |
… | …1010111011100 |
3 | 10102010220002100 |
4 | 2322303113130 |
5 | 100014003210 |
6 | 4505325100 |
7 | 1133142201 |
oct | 272632734 |
9 | 112126070 |
10 | 48969180 |
11 | 257072a7 |
12 | 14496790 |
13 | a1b7160 |
14 | 6709ca8 |
15 | 44745c0 |
hex | 2eb35dc |
48969180 has 144 divisors (see below), whose sum is σ = 169513344. Its totient is φ = 11335680.
The previous prime is 48969157. The next prime is 48969199. The reversal of 48969180 is 8196984.
48969180 is a `hidden beast` number, since 489 + 6 + 91 + 80 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39165 + ... + 40395.
It is an arithmetic number, because the mean of its divisors is an integer number (1177176).
Almost surely, 248969180 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 48969180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84756672).
48969180 is an abundant number, since it is smaller than the sum of its proper divisors (120544164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48969180 is a wasteful number, since it uses less digits than its factorization.
48969180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1276 (or 1271 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 45.
The square root of 48969180 is about 6997.7982251563. The cubic root of 48969180 is about 365.8538339576.
The spelling of 48969180 in words is "forty-eight million, nine hundred sixty-nine thousand, one hundred eighty".
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