Base | Representation |
---|---|
bin | 1011011101101… |
… | …1001110101001 |
3 | 10100110220200111 |
4 | 2313123032221 |
5 | 44302141011 |
6 | 4434334321 |
7 | 1122464146 |
oct | 267331651 |
9 | 110426614 |
10 | 48083881 |
11 | 2516214a |
12 | 1412a3a1 |
13 | 9c67201 |
14 | 65593cd |
15 | 434c121 |
hex | 2ddb3a9 |
48083881 has 4 divisors (see below), whose sum is σ = 48131200. Its totient is φ = 48036564.
The previous prime is 48083839. The next prime is 48083887. The reversal of 48083881 is 18838084.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 48083881 - 29 = 48083369 is a prime.
It is a super-3 number, since 3×480838813 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48083887) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22101 + ... + 24178.
It is an arithmetic number, because the mean of its divisors is an integer number (12032800).
Almost surely, 248083881 is an apocalyptic number.
It is an amenable number.
48083881 is a deficient number, since it is larger than the sum of its proper divisors (47319).
48083881 is a wasteful number, since it uses less digits than its factorization.
48083881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47318.
The product of its (nonzero) digits is 49152, while the sum is 40.
The square root of 48083881 is about 6934.2541776315. The cubic root of 48083881 is about 363.6356924438.
The spelling of 48083881 in words is "forty-eight million, eighty-three thousand, eight hundred eighty-one".
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