Base | Representation |
---|---|
bin | 101101001111000111… |
… | …000111001011010000 |
3 | 11122101001121102012002 |
4 | 231033013013023100 |
5 | 1243433401422340 |
6 | 34151424253132 |
7 | 3336441243443 |
oct | 551707071320 |
9 | 148331542162 |
10 | 48571904720 |
11 | 19665634a19 |
12 | 94b67711a8 |
13 | 4770c35231 |
14 | 24cabc765a |
15 | 13e4300715 |
hex | b4f1c72d0 |
48571904720 has 40 divisors (see below), whose sum is σ = 112963401576. Its totient is φ = 19422960128.
The previous prime is 48571904701. The next prime is 48571904729. The reversal of 48571904720 is 2740917584.
48571904720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 8438994496 + 40132910224 = 91864^2 + 200332^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48571904729) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184094 + ... + 361986.
Almost surely, 248571904720 is an apocalyptic number.
48571904720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
48571904720 is an abundant number, since it is smaller than the sum of its proper divisors (64391496856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48571904720 is a wasteful number, since it uses less digits than its factorization.
48571904720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 181319 (or 181313 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 47.
The spelling of 48571904720 in words is "forty-eight billion, five hundred seventy-one million, nine hundred four thousand, seven hundred twenty".
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