Base | Representation |
---|---|
bin | 1001000011000010100… |
… | …1111000111100000001 |
3 | 112212012112120201100022 |
4 | 2100300221320330001 |
5 | 10021312342011040 |
6 | 155223401503225 |
7 | 14141553431300 |
oct | 2206051707401 |
9 | 485175521308 |
10 | 155435110145 |
11 | 5aa13081917 |
12 | 2615aaa1b15 |
13 | 118715c3573 |
14 | 7747556437 |
15 | 409ad326b5 |
hex | 2430a78f01 |
155435110145 has 48 divisors (see below), whose sum is σ = 218347287120. Its totient is φ = 105911156736.
The previous prime is 155435110121. The next prime is 155435110153. The reversal of 155435110145 is 541011534551.
It can be written as a sum of positive squares in 8 ways, for example, as 52870564096 + 102564546049 = 229936^2 + 320257^2 .
It is not a de Polignac number, because 155435110145 - 214 = 155435093761 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66623399 + ... + 66625731.
It is an arithmetic number, because the mean of its divisors is an integer number (4548901815).
Almost surely, 2155435110145 is an apocalyptic number.
It is an amenable number.
155435110145 is a deficient number, since it is larger than the sum of its proper divisors (62912176975).
155435110145 is a wasteful number, since it uses less digits than its factorization.
155435110145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3954 (or 3947 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 35.
Adding to 155435110145 its reverse (541011534551), we get a palindrome (696446644696).
The spelling of 155435110145 in words is "one hundred fifty-five billion, four hundred thirty-five million, one hundred ten thousand, one hundred forty-five".
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