Base | Representation |
---|---|
bin | 101010010100000101… |
… | …100010001000010000 |
3 | 11100021101101000212122 |
4 | 222110011202020100 |
5 | 1221022120321230 |
6 | 32512215313412 |
7 | 3165620625626 |
oct | 522405421020 |
9 | 140241330778 |
10 | 45434151440 |
11 | 182a5437497 |
12 | 897b97b868 |
13 | 4390b4c1a2 |
14 | 22b01a3516 |
15 | 12adaeabe5 |
hex | a94162210 |
45434151440 has 20 divisors (see below), whose sum is σ = 105634402284. Its totient is φ = 18173660544.
The previous prime is 45434151437. The next prime is 45434151463. The reversal of 45434151440 is 4415143454.
It can be written as a sum of positive squares in 2 ways, for example, as 21979841536 + 23454309904 = 148256^2 + 153148^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a self number, because there is not a number n which added to its sum of digits gives 45434151440.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283963367 + ... + 283963526.
Almost surely, 245434151440 is an apocalyptic number.
45434151440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
45434151440 is an abundant number, since it is smaller than the sum of its proper divisors (60200250844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45434151440 is a wasteful number, since it uses less digits than its factorization.
45434151440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 567926906 (or 567926900 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 35.
Adding to 45434151440 its reverse (4415143454), we get a palindrome (49849294894).
The spelling of 45434151440 in words is "forty-five billion, four hundred thirty-four million, one hundred fifty-one thousand, four hundred forty".
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