Base | Representation |
---|---|
bin | 1101000111100… |
… | …1111010101101 |
3 | 10211112120120000 |
4 | 3101321322231 |
5 | 103041302300 |
6 | 5243214513 |
7 | 1235464455 |
oct | 321717255 |
9 | 124476500 |
10 | 55025325 |
11 | 29073383 |
12 | 16517439 |
13 | b527884 |
14 | 7444d65 |
15 | 4c6dc00 |
hex | 3479ead |
55025325 has 60 divisors (see below), whose sum is σ = 105553140. Its totient is φ = 28304640.
The previous prime is 55025323. The next prime is 55025329. The reversal of 55025325 is 52352055.
It can be written as a sum of positive squares in 6 ways, for example, as 8608356 + 46416969 = 2934^2 + 6813^2 .
It is not a de Polignac number, because 55025325 - 21 = 55025323 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55025323) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 58257 + ... + 59193.
It is an arithmetic number, because the mean of its divisors is an integer number (1759219).
Almost surely, 255025325 is an apocalyptic number.
It is an amenable number.
55025325 is a deficient number, since it is larger than the sum of its proper divisors (50527815).
55025325 is a wasteful number, since it uses less digits than its factorization.
55025325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 988 (or 974 counting only the distinct ones).
The product of its (nonzero) digits is 7500, while the sum is 27.
The square root of 55025325 is about 7417.9057017463. The cubic root of 55025325 is about 380.3536066778.
The spelling of 55025325 in words is "fifty-five million, twenty-five thousand, three hundred twenty-five".
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