Base | Representation |
---|---|
bin | 10001101100100… |
… | …01000001101011 |
3 | 101100022200211220 |
4 | 20312101001223 |
5 | 301000140433 |
6 | 22421353123 |
7 | 3451514064 |
oct | 1066210153 |
9 | 340280756 |
10 | 148443243 |
11 | 76879673 |
12 | 418687a3 |
13 | 249a5450 |
14 | 15a0156b |
15 | d0732b3 |
hex | 8d9106b |
148443243 has 24 divisors (see below), whose sum is σ = 215783568. Its totient is φ = 90232128.
The previous prime is 148443209. The next prime is 148443277. The reversal of 148443243 is 342344841.
It is an interprime number because it is at equal distance from previous prime (148443209) and next prime (148443277).
It is a de Polignac number, because none of the positive numbers 2k-148443243 is a prime.
It is not an unprimeable number, because it can be changed into a prime (148443293) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 753421 + ... + 753617.
It is an arithmetic number, because the mean of its divisors is an integer number (8990982).
Almost surely, 2148443243 is an apocalyptic number.
148443243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
148443243 is a deficient number, since it is larger than the sum of its proper divisors (67340325).
148443243 is a wasteful number, since it uses less digits than its factorization.
148443243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 491 (or 352 counting only the distinct ones).
The product of its digits is 36864, while the sum is 33.
The square root of 148443243 is about 12183.7286164786. The cubic root of 148443243 is about 529.4847763887.
The spelling of 148443243 in words is "one hundred forty-eight million, four hundred forty-three thousand, two hundred forty-three".
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