Base | Representation |
---|---|
bin | 110001000110011011… |
… | …0000101001100111001 |
3 | 101002011110002212111111 |
4 | 1202030312011030321 |
5 | 3211421200434200 |
6 | 120234532200321 |
7 | 10421645634610 |
oct | 1421466051471 |
9 | 332143085444 |
10 | 105442202425 |
11 | 4079941335a |
12 | 185284690a1 |
13 | 9c35167a71 |
14 | 5163b50877 |
15 | 2b21dde0ba |
hex | 188cd85339 |
105442202425 has 24 divisors (see below), whose sum is σ = 149494735296. Its totient is φ = 72270287040.
The previous prime is 105442202389. The next prime is 105442202431. The reversal of 105442202425 is 524202244501.
It is not a de Polignac number, because 105442202425 - 27 = 105442202297 is a prime.
It is a super-4 number, since 4×1054422024254 (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251142 + ... + 523408.
It is an arithmetic number, because the mean of its divisors is an integer number (6228947304).
Almost surely, 2105442202425 is an apocalyptic number.
It is an amenable number.
105442202425 is a deficient number, since it is larger than the sum of its proper divisors (44052532871).
105442202425 is a wasteful number, since it uses less digits than its factorization.
105442202425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274497 (or 274492 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 31.
Adding to 105442202425 its reverse (524202244501), we get a palindrome (629644446926).
The spelling of 105442202425 in words is "one hundred five billion, four hundred forty-two million, two hundred two thousand, four hundred twenty-five".
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