Base | Representation |
---|---|
bin | 100000111011000… |
… | …111100011111100 |
3 | 1102111101012222011 |
4 | 200323013203330 |
5 | 2112401242010 |
6 | 130451101004 |
7 | 16455024304 |
oct | 4073074374 |
9 | 1374335864 |
10 | 552368380 |
11 | 2638855a3 |
12 | 134ba1764 |
13 | 8a58c4c5 |
14 | 53508604 |
15 | 3375ea8a |
hex | 20ec78fc |
552368380 has 48 divisors (see below), whose sum is σ = 1225889280. Its totient is φ = 208484928.
The previous prime is 552368363. The next prime is 552368387. The reversal of 552368380 is 83863255.
It is a happy number.
It is a super-2 number, since 2×5523683802 = 610221654447648800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (552368387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97177 + ... + 102703.
It is an arithmetic number, because the mean of its divisors is an integer number (25539360).
Almost surely, 2552368380 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 552368380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (612944640).
552368380 is an abundant number, since it is smaller than the sum of its proper divisors (673520900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
552368380 is a wasteful number, since it uses less digits than its factorization.
552368380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5818 (or 5816 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 40.
The square root of 552368380 is about 23502.5185884407. The cubic root of 552368380 is about 820.4956254177.
The spelling of 552368380 in words is "five hundred fifty-two million, three hundred sixty-eight thousand, three hundred eighty".
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