Base | Representation |
---|---|
bin | 10001110000000… |
… | …00100010110100 |
3 | 101101011220102120 |
4 | 20320000202310 |
5 | 301104300040 |
6 | 22435235540 |
7 | 3455425563 |
oct | 1070004264 |
9 | 341156376 |
10 | 148900020 |
11 | 77060875 |
12 | 41a48bb0 |
13 | 24b05329 |
14 | 15abdbda |
15 | d1137d0 |
hex | 8e008b4 |
148900020 has 48 divisors (see below), whose sum is σ = 417943680. Its totient is φ = 39609216.
The previous prime is 148900009. The next prime is 148900027. The reversal of 148900020 is 20009841.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (148900027) 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, 23514 + ... + 29166.
It is an arithmetic number, because the mean of its divisors is an integer number (8707160).
Almost surely, 2148900020 is an apocalyptic number.
148900020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
148900020 is an abundant number, since it is smaller than the sum of its proper divisors (269043660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148900020 is a wasteful number, since it uses less digits than its factorization.
148900020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6104 (or 6102 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 24.
The square root of 148900020 is about 12202.4595881322. The cubic root of 148900020 is about 530.0273155496.
Adding to 148900020 its reverse (20009841), we get a palindrome (168909861).
The spelling of 148900020 in words is "one hundred forty-eight million, nine hundred thousand, twenty".
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