Base | Representation |
---|---|
bin | 110010101100111001… |
… | …110001101011100100 |
3 | 12012112001021121111100 |
4 | 302230321301223210 |
5 | 1342443222400104 |
6 | 41002023240100 |
7 | 3635041025436 |
oct | 625471615344 |
9 | 165461247440 |
10 | 54440434404 |
11 | 210a722a154 |
12 | a673ba9030 |
13 | 51979bc1c5 |
14 | 28c6372656 |
15 | 1639619139 |
hex | cace71ae4 |
54440434404 has 72 divisors (see below), whose sum is σ = 141445257408. Its totient is φ = 17642283840.
The previous prime is 54440434397. The next prime is 54440434423. The reversal of 54440434404 is 40443404445.
54440434404 is a `hidden beast` number, since 544 + 40 + 4 + 34 + 40 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 1725289 + ... + 1756559.
It is an arithmetic number, because the mean of its divisors is an integer number (1964517464).
Almost surely, 254440434404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54440434404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70722628704).
54440434404 is an abundant number, since it is smaller than the sum of its proper divisors (87004823004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54440434404 is a wasteful number, since it uses less digits than its factorization.
54440434404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32625 (or 32620 counting only the distinct ones).
The product of its (nonzero) digits is 245760, while the sum is 36.
Adding to 54440434404 its reverse (40443404445), we get a palindrome (94883838849).
The spelling of 54440434404 in words is "fifty-four billion, four hundred forty million, four hundred thirty-four thousand, four hundred four".
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