Base | Representation |
---|---|
bin | 110010011000101111… |
… | …001001110101100000 |
3 | 12011122110122201101222 |
4 | 302120233021311200 |
5 | 1341300114333230 |
6 | 40504255514212 |
7 | 3623462210555 |
oct | 623057116540 |
9 | 164573581358 |
10 | 54102105440 |
11 | 20a43256639 |
12 | a59a828968 |
13 | 5142891356 |
14 | 2893462a2c |
15 | 1619a886e5 |
hex | c98bc9d60 |
54102105440 has 24 divisors (see below), whose sum is σ = 127816224480. Its totient is φ = 21640842112.
The previous prime is 54102105433. The next prime is 54102105451. The reversal of 54102105440 is 4450120145.
It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 169068920 + ... + 169069239.
It is an arithmetic number, because the mean of its divisors is an integer number (5325676020).
Almost surely, 254102105440 is an apocalyptic number.
It is an amenable number.
54102105440 is an abundant number, since it is smaller than the sum of its proper divisors (73714119040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54102105440 is a wasteful number, since it uses less digits than its factorization.
54102105440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338138174 (or 338138166 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 26.
Adding to 54102105440 its reverse (4450120145), we get a palindrome (58552225585).
The spelling of 54102105440 in words is "fifty-four billion, one hundred two million, one hundred five thousand, four hundred forty".
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