Base | Representation |
---|---|
bin | 1000101000001110101… |
… | …0111001000010000000 |
3 | 112011121221211221120122 |
4 | 2022003222321002000 |
5 | 4412042403301013 |
6 | 152033301355412 |
7 | 13465321521344 |
oct | 2120352710200 |
9 | 464557757518 |
10 | 148237947008 |
11 | 5795a502708 |
12 | 24890708b68 |
13 | 10c954b7658 |
14 | 7263755624 |
15 | 3cc906ea08 |
hex | 2283ab9080 |
148237947008 has 24 divisors (see below), whose sum is σ = 295326463215. Its totient is φ = 74116795520.
The previous prime is 148237947001. The next prime is 148237947083. The reversal of 148237947008 is 800749732841.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 74118973504 + 74118973504 = 272248^2 + 272248^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=272248.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (148237947001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4338953 + ... + 4372983.
Almost surely, 2148237947008 is an apocalyptic number.
It is an amenable number.
148237947008 is a deficient number, since it is larger than the sum of its proper divisors (147088516207).
148237947008 is an frugal number, since it uses more digits than its factorization.
148237947008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68076 (or 34033 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 53.
The spelling of 148237947008 in words is "one hundred forty-eight billion, two hundred thirty-seven million, nine hundred forty-seven thousand, eight".
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