Base | Representation |
---|---|
bin | 10010011000001… |
… | …01101110110001 |
3 | 101202002100110011 |
4 | 21030011232301 |
5 | 303431223040 |
6 | 23144134521 |
7 | 3551242102 |
oct | 1114055661 |
9 | 352070404 |
10 | 154164145 |
11 | 7a026893 |
12 | 43767441 |
13 | 25c293b5 |
14 | 166903a9 |
15 | d8033ea |
hex | 9305bb1 |
154164145 has 8 divisors (see below), whose sum is σ = 191376360. Its totient is φ = 119078400.
The previous prime is 154164139. The next prime is 154164151. The reversal of 154164145 is 541461451.
It is an interprime number because it is at equal distance from previous prime (154164139) and next prime (154164151).
It can be written as a sum of positive squares in 4 ways, for example, as 46253601 + 107910544 = 6801^2 + 10388^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 154164145 - 25 = 154164113 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531456 + ... + 531745.
It is an arithmetic number, because the mean of its divisors is an integer number (23922045).
Almost surely, 2154164145 is an apocalyptic number.
It is an amenable number.
154164145 is a deficient number, since it is larger than the sum of its proper divisors (37212215).
154164145 is a wasteful number, since it uses less digits than its factorization.
154164145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1063235.
The product of its digits is 9600, while the sum is 31.
The square root of 154164145 is about 12416.2854751331. The cubic root of 154164145 is about 536.2012139497.
The spelling of 154164145 in words is "one hundred fifty-four million, one hundred sixty-four thousand, one hundred forty-five".
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