Base | Representation |
---|---|
bin | 10001101100011… |
… | …01010000111110 |
3 | 101100021220201100 |
4 | 20312031100332 |
5 | 300444142323 |
6 | 22421153530 |
7 | 3451421136 |
oct | 1066152076 |
9 | 340256640 |
10 | 148427838 |
11 | 76869039 |
12 | 4185b8a6 |
13 | 2499b430 |
14 | 159d9ac6 |
15 | d06d943 |
hex | 8d8d43e |
148427838 has 24 divisors (see below), whose sum is σ = 346332168. Its totient is φ = 45670032.
The previous prime is 148427837. The next prime is 148427849. The reversal of 148427838 is 838724841.
148427838 is a `hidden beast` number, since 148 + 427 + 83 + 8 = 666.
148427838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 148427793 and 148427802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148427837) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316920 + ... + 317387.
It is an arithmetic number, because the mean of its divisors is an integer number (14430507).
Almost surely, 2148427838 is an apocalyptic number.
148427838 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
148427838 is an abundant number, since it is smaller than the sum of its proper divisors (197904330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148427838 is a wasteful number, since it uses less digits than its factorization.
148427838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634328 (or 634325 counting only the distinct ones).
The product of its digits is 344064, while the sum is 45.
The square root of 148427838 is about 12183.0964044450. The cubic root of 148427838 is about 529.4664596345.
The spelling of 148427838 in words is "one hundred forty-eight million, four hundred twenty-seven thousand, eight hundred thirty-eight".
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