Base | Representation |
---|---|
bin | 110010011011010100… |
… | …001001100111110000 |
3 | 12011202111001012012111 |
4 | 302123110021213300 |
5 | 1341342202431240 |
6 | 40512442535104 |
7 | 3624525644344 |
oct | 623324114760 |
9 | 164674035174 |
10 | 54145358320 |
11 | 20a65709119 |
12 | a5b1207494 |
13 | 514b826681 |
14 | 28990c1624 |
15 | 161d77e1ea |
hex | c9b5099f0 |
54145358320 has 40 divisors (see below), whose sum is σ = 125961937920. Its totient is φ = 21645415680.
The previous prime is 54145358279. The next prime is 54145358341. The reversal of 54145358320 is 2385354145.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (40).
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 7 ways as a sum of consecutive naturals, for example, 61296 + ... + 334735.
It is an arithmetic number, because the mean of its divisors is an integer number (3149048448).
Almost surely, 254145358320 is an apocalyptic number.
It is an amenable number.
54145358320 is an abundant number, since it is smaller than the sum of its proper divisors (71816579600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54145358320 is a wasteful number, since it uses less digits than its factorization.
54145358320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397753 (or 397747 counting only the distinct ones).
The product of its (nonzero) digits is 288000, while the sum is 40.
The spelling of 54145358320 in words is "fifty-four billion, one hundred forty-five million, three hundred fifty-eight thousand, three hundred twenty".
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