Base | Representation |
---|---|
bin | 1011011110101… |
… | …0001101000000 |
3 | 10100121000211011 |
4 | 2313222031000 |
5 | 44311121331 |
6 | 4435530304 |
7 | 1123141030 |
oct | 267521500 |
9 | 110530734 |
10 | 48145216 |
11 | 251a4239 |
12 | 14159994 |
13 | 9c890c2 |
14 | 65738c0 |
15 | 43603b1 |
hex | 2dea340 |
48145216 has 28 divisors (see below), whose sum is σ = 109187488. Its totient is φ = 20633472.
The previous prime is 48145199. The next prime is 48145219. The reversal of 48145216 is 61254184.
It is a tau number, because it is divible by the number of its divisors (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48145219) 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, 53286 + ... + 54181.
Almost surely, 248145216 is an apocalyptic number.
It is an amenable number.
48145216 is an abundant number, since it is smaller than the sum of its proper divisors (61042272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48145216 is a wasteful number, since it uses less digits than its factorization.
48145216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107486 (or 107476 counting only the distinct ones).
The product of its digits is 7680, while the sum is 31.
The square root of 48145216 is about 6938.6753779090. The cubic root of 48145216 is about 363.7902426318.
The spelling of 48145216 in words is "forty-eight million, one hundred forty-five thousand, two hundred sixteen".
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