Base | Representation |
---|---|
bin | 110011011101110100… |
… | …001100000110100000 |
3 | 12021122020102101001102 |
4 | 303131310030012200 |
5 | 1401133312201334 |
6 | 41215300053532 |
7 | 3664264126460 |
oct | 633564140640 |
9 | 167566371042 |
10 | 55261053344 |
11 | 21488473322 |
12 | a8629942a8 |
13 | 5298a11143 |
14 | 2963347ba0 |
15 | 16866b567e |
hex | cddd0c1a0 |
55261053344 has 96 divisors (see below), whose sum is σ = 128461132800. Its totient is φ = 22899179520.
The previous prime is 55261053319. The next prime is 55261053359. The reversal of 55261053344 is 44335016255.
It is a junction number, because it is equal to n+sod(n) for n = 55261053298 and 55261053307.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9920192 + ... + 9925760.
It is an arithmetic number, because the mean of its divisors is an integer number (1338136800).
Almost surely, 255261053344 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55261053344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64230566400).
55261053344 is an abundant number, since it is smaller than the sum of its proper divisors (73200079456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55261053344 is a wasteful number, since it uses less digits than its factorization.
55261053344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7046 (or 7038 counting only the distinct ones).
The product of its (nonzero) digits is 216000, while the sum is 38.
Adding to 55261053344 its reverse (44335016255), we get a palindrome (99596069599).
The spelling of 55261053344 in words is "fifty-five billion, two hundred sixty-one million, fifty-three thousand, three hundred forty-four".
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