Base | Representation |
---|---|
bin | 100000111101100… |
… | …111001011011100 |
3 | 1102112121102210200 |
4 | 200331213023130 |
5 | 2113033202142 |
6 | 130513103500 |
7 | 16463416353 |
oct | 4075471334 |
9 | 1375542720 |
10 | 553022172 |
11 | 26419181a |
12 | 135257b90 |
13 | 8a75ac71 |
14 | 5363899a |
15 | 3383d64c |
hex | 20f672dc |
553022172 has 72 divisors (see below), whose sum is σ = 1485390816. Its totient is φ = 172882944.
The previous prime is 553022161. The next prime is 553022177. The reversal of 553022172 is 271220355.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (553022177) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190113 + ... + 192999.
It is an arithmetic number, because the mean of its divisors is an integer number (20630428).
Almost surely, 2553022172 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 553022172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (742695408).
553022172 is an abundant number, since it is smaller than the sum of its proper divisors (932368644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
553022172 is a wasteful number, since it uses less digits than its factorization.
553022172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3227 (or 3222 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 553022172 is about 23516.4234525576. The cubic root of 553022172 is about 820.8192150068.
The spelling of 553022172 in words is "five hundred fifty-three million, twenty-two thousand, one hundred seventy-two".
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