Base | Representation |
---|---|
bin | 101100110110101111… |
… | …001100011111000001 |
3 | 11121022120010222102200 |
4 | 230312233030133001 |
5 | 1242114210404300 |
6 | 34043055503413 |
7 | 3323344406430 |
oct | 546657143701 |
9 | 147276128380 |
10 | 48162981825 |
11 | 19475825112 |
12 | 9401827b69 |
13 | 47072bb41a |
14 | 248c77d117 |
15 | 13bd478200 |
hex | b36bcc7c1 |
48162981825 has 144 divisors (see below), whose sum is σ = 103295102976. Its totient is φ = 20987683200.
The previous prime is 48162981821. The next prime is 48162981851. The reversal of 48162981825 is 52818926184.
48162981825 is a `hidden beast` number, since 4 + 8 + 1 + 629 + 8 + 1 + 8 + 2 + 5 = 666.
It is not a de Polignac number, because 48162981825 - 22 = 48162981821 is a prime.
It is not an unprimeable number, because it can be changed into a prime (48162981821) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3263914 + ... + 3278636.
It is an arithmetic number, because the mean of its divisors is an integer number (717327104).
Almost surely, 248162981825 is an apocalyptic number.
48162981825 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
48162981825 is an abundant number, since it is smaller than the sum of its proper divisors (55132121151).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48162981825 is a wasteful number, since it uses less digits than its factorization.
48162981825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14844 (or 14836 counting only the distinct ones).
The product of its digits is 2211840, while the sum is 54.
The spelling of 48162981825 in words is "forty-eight billion, one hundred sixty-two million, nine hundred eighty-one thousand, eight hundred twenty-five".
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