Base | Representation |
---|---|
bin | 110011010110000011… |
… | …011101000000000000 |
3 | 12021022011101200210120 |
4 | 303112003131000000 |
5 | 1400401443240432 |
6 | 41154325100240 |
7 | 3661123245120 |
oct | 632603350000 |
9 | 167264350716 |
10 | 55130836992 |
11 | 21420a13900 |
12 | a827257680 |
13 | 5277a4b04a |
14 | 294dd2cc80 |
15 | 167a042c2c |
hex | cd60dd000 |
55130836992 has 312 divisors, whose sum is σ = 184693027008. Its totient is φ = 14316994560.
The previous prime is 55130836973. The next prime is 55130837039. The reversal of 55130836992 is 29963803155.
It is a super-3 number, since 3×551308369923 (a number of 33 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10405288 + ... + 10410584.
Almost surely, 255130836992 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 55130836992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92346513504).
55130836992 is an abundant number, since it is smaller than the sum of its proper divisors (129562190016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55130836992 is a wasteful number, since it uses less digits than its factorization.
55130836992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5353 (or 5320 counting only the distinct ones).
The product of its (nonzero) digits is 1749600, while the sum is 51.
The spelling of 55130836992 in words is "fifty-five billion, one hundred thirty million, eight hundred thirty-six thousand, nine hundred ninety-two".
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