Base | Representation |
---|---|
bin | 10101001111101… |
… | …110011111110001 |
3 | 220211201020110000 |
4 | 111033232133301 |
5 | 1212222203040 |
6 | 55211500213 |
7 | 11555503521 |
oct | 2517563761 |
9 | 824636400 |
10 | 356444145 |
11 | 173226842 |
12 | 9b457669 |
13 | 58b013c5 |
14 | 354a7681 |
15 | 2145d130 |
hex | 153ee7f1 |
356444145 has 20 divisors (see below), whose sum is σ = 638959860. Its totient is φ = 190103328.
The previous prime is 356444131. The next prime is 356444147. The reversal of 356444145 is 541444653.
356444145 is a `hidden beast` number, since 3 + 5 + 644 + 4 + 1 + 4 + 5 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 137522529 + 218921616 = 11727^2 + 14796^2 .
It is not a de Polignac number, because 356444145 - 25 = 356444113 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (356444147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 439650 + ... + 440459.
It is an arithmetic number, because the mean of its divisors is an integer number (31947993).
Almost surely, 2356444145 is an apocalyptic number.
It is an amenable number.
356444145 is a deficient number, since it is larger than the sum of its proper divisors (282515715).
356444145 is an equidigital number, since it uses as much as digits as its factorization.
356444145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 880126 (or 880117 counting only the distinct ones).
The product of its digits is 115200, while the sum is 36.
The square root of 356444145 is about 18879.7284143602. The cubic root of 356444145 is about 709.0287221553.
Adding to 356444145 its reverse (541444653), we get a palindrome (897888798).
The spelling of 356444145 in words is "three hundred fifty-six million, four hundred forty-four thousand, one hundred forty-five".
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