Base | Representation |
---|---|
bin | 110010100110011110… |
… | …001111001010100000 |
3 | 12012020112021121102211 |
4 | 302212132033022200 |
5 | 1342233113124330 |
6 | 40543211051504 |
7 | 3632261033140 |
oct | 624636171240 |
9 | 165215247384 |
10 | 54332551840 |
11 | 21051344406 |
12 | a643a40b94 |
13 | 517b548878 |
14 | 28b5ccc920 |
15 | 162ee08d2a |
hex | ca678f2a0 |
54332551840 has 96 divisors (see below), whose sum is σ = 146740737024. Its totient is φ = 18622863360.
The previous prime is 54332551799. The next prime is 54332551841. The reversal of 54332551840 is 4815523345.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 54332551793 and 54332551802.
It is not an unprimeable number, because it can be changed into a prime (54332551841) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 6481732 + ... + 6490108.
It is an arithmetic number, because the mean of its divisors is an integer number (1528549344).
Almost surely, 254332551840 is an apocalyptic number.
It is an amenable number.
54332551840 is an abundant number, since it is smaller than the sum of its proper divisors (92408185184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54332551840 is a wasteful number, since it uses less digits than its factorization.
54332551840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14190 (or 14182 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 40.
The spelling of 54332551840 in words is "fifty-four billion, three hundred thirty-two million, five hundred fifty-one thousand, eight hundred forty".
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