Base | Representation |
---|---|
bin | 10001101010111… |
… | …11000111001111 |
3 | 101022221022101220 |
4 | 20311133013033 |
5 | 300422120144 |
6 | 22413134423 |
7 | 3450003042 |
oct | 1065370717 |
9 | 338838356 |
10 | 148238799 |
11 | 7674a005 |
12 | 4178a413 |
13 | 24933387 |
14 | 1598ac59 |
15 | d032919 |
hex | 8d5f1cf |
148238799 has 16 divisors (see below), whose sum is σ = 202782720. Its totient is φ = 96279840.
The previous prime is 148238791. The next prime is 148238809. The reversal of 148238799 is 997832841.
It is not a de Polignac number, because 148238799 - 23 = 148238791 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148238791) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29994 + ... + 34584.
It is an arithmetic number, because the mean of its divisors is an integer number (12673920).
Almost surely, 2148238799 is an apocalyptic number.
148238799 is a deficient number, since it is larger than the sum of its proper divisors (54543921).
148238799 is a wasteful number, since it uses less digits than its factorization.
148238799 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4870.
The product of its digits is 870912, while the sum is 51.
The square root of 148238799 is about 12175.3356832574. The cubic root of 148238799 is about 529.2415864273.
The spelling of 148238799 in words is "one hundred forty-eight million, two hundred thirty-eight thousand, seven hundred ninety-nine".
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