Base | Representation |
---|---|
bin | 10001101110000… |
… | …00110101111101 |
3 | 101100200122111220 |
4 | 20313000311331 |
5 | 301022422401 |
6 | 22425503553 |
7 | 3453261102 |
oct | 1067006575 |
9 | 340618456 |
10 | 148639101 |
11 | 769a2836 |
12 | 41941bb9 |
13 | 24a43640 |
14 | 15a52aa9 |
15 | d0b1336 |
hex | 8dc0d7d |
148639101 has 16 divisors (see below), whose sum is σ = 219201024. Its totient is φ = 88997184.
The previous prime is 148639097. The next prime is 148639103. The reversal of 148639101 is 101936841.
It is not a de Polignac number, because 148639101 - 22 = 148639097 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148639103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50061 + ... + 52946.
It is an arithmetic number, because the mean of its divisors is an integer number (13700064).
Almost surely, 2148639101 is an apocalyptic number.
It is an amenable number.
148639101 is a deficient number, since it is larger than the sum of its proper divisors (70561923).
148639101 is a wasteful number, since it uses less digits than its factorization.
148639101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103060.
The product of its (nonzero) digits is 5184, while the sum is 33.
The square root of 148639101 is about 12191.7636542052. The cubic root of 148639101 is about 529.7175438115.
The spelling of 148639101 in words is "one hundred forty-eight million, six hundred thirty-nine thousand, one hundred one".
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