Base | Representation |
---|---|
bin | 110010110011100100… |
… | …001011011111000000 |
3 | 12012210211121120111122 |
4 | 302303210023133000 |
5 | 1343210331312230 |
6 | 41021055131412 |
7 | 3640566110024 |
oct | 626344133700 |
9 | 165724546448 |
10 | 54552213440 |
11 | 2115433641a |
12 | a6a5513b68 |
13 | 51b4bc824a |
14 | 28d714c384 |
15 | 1644348be5 |
hex | cb390b7c0 |
54552213440 has 28 divisors (see below), whose sum is σ = 129902459016. Its totient is φ = 21820885248.
The previous prime is 54552213409. The next prime is 54552213473. The reversal of 54552213440 is 4431225545.
It is a self number, because there is not a number n which added to its sum of digits gives 54552213440.
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, 85237514 + ... + 85238153.
Almost surely, 254552213440 is an apocalyptic number.
It is an amenable number.
54552213440 is an abundant number, since it is smaller than the sum of its proper divisors (75350245576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54552213440 is a wasteful number, since it uses less digits than its factorization.
54552213440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170475684 (or 170475674 counting only the distinct ones).
The product of its (nonzero) digits is 96000, while the sum is 35.
Adding to 54552213440 its reverse (4431225545), we get a palindrome (58983438985).
The spelling of 54552213440 in words is "fifty-four billion, five hundred fifty-two million, two hundred thirteen thousand, four hundred forty".
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