Base | Representation |
---|---|
bin | 110010100110101000… |
… | …011010101101001000 |
3 | 12012020201022012020000 |
4 | 302212220122231020 |
5 | 1342234304024202 |
6 | 40543344203000 |
7 | 3632322516504 |
oct | 624650325510 |
9 | 165221265200 |
10 | 54335220552 |
11 | 210528a7458 |
12 | a644909460 |
13 | 517bc714a2 |
14 | 28b63c5304 |
15 | 163028491c |
hex | ca6a1ab48 |
54335220552 has 60 divisors (see below), whose sum is σ = 152205549705. Its totient is φ = 18109762272.
The previous prime is 54335220509. The next prime is 54335220553. The reversal of 54335220552 is 25502253345.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
54335220552 is a `hidden beast` number, since 5 + 4 + 33 + 52 + 20 + 552 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 45550657476 + 8784563076 = 213426^2 + 93726^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=164826.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (54335220553) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5929158 + ... + 5938314.
Almost surely, 254335220552 is an apocalyptic number.
It is an amenable number.
54335220552 is an abundant number, since it is smaller than the sum of its proper divisors (97870329153).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54335220552 is an frugal number, since it uses more digits than its factorization.
54335220552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18332 (or 9162 counting only the distinct ones).
The product of its (nonzero) digits is 180000, while the sum is 36.
Adding to 54335220552 its reverse (25502253345), we get a palindrome (79837473897).
The spelling of 54335220552 in words is "fifty-four billion, three hundred thirty-five million, two hundred twenty thousand, five hundred fifty-two".
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