Base | Representation |
---|---|
bin | 10001110000000… |
… | …00101000100101 |
3 | 101101011220221020 |
4 | 20320000220211 |
5 | 301104303024 |
6 | 22435241353 |
7 | 3455426631 |
oct | 1070005045 |
9 | 341156836 |
10 | 148900389 |
11 | 77061080 |
12 | 41a49259 |
13 | 24b05551 |
14 | 15abddc1 |
15 | d113979 |
hex | 8e00a25 |
148900389 has 8 divisors (see below), whose sum is σ = 216582432. Its totient is φ = 90242640.
The previous prime is 148900387. The next prime is 148900393. The reversal of 148900389 is 983009841.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 148900389 - 21 = 148900387 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 148900389.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148900387) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2256034 + ... + 2256099.
It is an arithmetic number, because the mean of its divisors is an integer number (27072804).
Almost surely, 2148900389 is an apocalyptic number.
It is an amenable number.
148900389 is a deficient number, since it is larger than the sum of its proper divisors (67682043).
148900389 is a wasteful number, since it uses less digits than its factorization.
148900389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4512147.
The product of its (nonzero) digits is 62208, while the sum is 42.
The square root of 148900389 is about 12202.4747080254. The cubic root of 148900389 is about 530.0277533823.
The spelling of 148900389 in words is "one hundred forty-eight million, nine hundred thousand, three hundred eighty-nine".
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