Base | Representation |
---|---|
bin | 10010010010101… |
… | …01111100001001 |
3 | 101200201202202000 |
4 | 21021111330021 |
5 | 303240202410 |
6 | 23120501213 |
7 | 3542152623 |
oct | 1111257411 |
9 | 350652660 |
10 | 153444105 |
11 | 79684911 |
12 | 4347a809 |
13 | 25a36739 |
14 | 16543c13 |
15 | d70edc0 |
hex | 9255f09 |
153444105 has 16 divisors (see below), whose sum is σ = 272789760. Its totient is φ = 81836784.
The previous prime is 153444101. The next prime is 153444113. The reversal of 153444105 is 501444351.
It is a happy number.
It is not a de Polignac number, because 153444105 - 22 = 153444101 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (153444101) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 568177 + ... + 568446.
It is an arithmetic number, because the mean of its divisors is an integer number (17049360).
Almost surely, 2153444105 is an apocalyptic number.
153444105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
153444105 is a deficient number, since it is larger than the sum of its proper divisors (119345655).
153444105 is a wasteful number, since it uses less digits than its factorization.
153444105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1136637 (or 1136631 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 153444105 is about 12387.2557493579. The cubic root of 153444105 is about 535.3651160093.
Adding to 153444105 its reverse (501444351), we get a palindrome (654888456).
The spelling of 153444105 in words is "one hundred fifty-three million, four hundred forty-four thousand, one hundred five".
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