Base | Representation |
---|---|
bin | 10010011011001… |
… | …00011101000100 |
3 | 101202211001200001 |
4 | 21031210131010 |
5 | 304031132012 |
6 | 23200331044 |
7 | 3554446210 |
oct | 1115443504 |
9 | 352731601 |
10 | 154552132 |
11 | 7a271339 |
12 | 43913a84 |
13 | 26033b87 |
14 | 16751940 |
15 | d87d357 |
hex | 9364744 |
154552132 has 12 divisors (see below), whose sum is σ = 309104320. Its totient is φ = 66236616.
The previous prime is 154552129. The next prime is 154552133. The reversal of 154552132 is 231255451.
154552132 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 5519719 = 154552132 / (1 + 5 + 4 + 5 + 5 + 2 + 1 + 3 + 2).
It is a self number, because there is not a number n which added to its sum of digits gives 154552132.
It is not an unprimeable number, because it can be changed into a prime (154552133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2759832 + ... + 2759887.
Almost surely, 2154552132 is an apocalyptic number.
It is an amenable number.
154552132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154552132 is a wasteful number, since it uses less digits than its factorization.
154552132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5519730 (or 5519728 counting only the distinct ones).
The product of its digits is 6000, while the sum is 28.
The square root of 154552132 is about 12431.8997743708. The cubic root of 154552132 is about 536.6506587478.
The spelling of 154552132 in words is "one hundred fifty-four million, five hundred fifty-two thousand, one hundred thirty-two".
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