Base | Representation |
---|---|
bin | 1110111001110… |
… | …01100010001000 |
3 | 22201020110222122 |
4 | 13130321202020 |
5 | 224001004300 |
6 | 20223310412 |
7 | 3045422501 |
oct | 734714210 |
9 | 281213878 |
10 | 125016200 |
11 | 64628581 |
12 | 35a4b408 |
13 | 1cb921aa |
14 | 12863ba8 |
15 | ae96c85 |
hex | 7739888 |
125016200 has 96 divisors (see below), whose sum is σ = 309355200. Its totient is φ = 46851840.
The previous prime is 125016173. The next prime is 125016209. The reversal of 125016200 is 2610521.
It is not an unprimeable number, because it can be changed into a prime (125016209) by changing a digit.
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, 634502 + ... + 634698.
It is an arithmetic number, because the mean of its divisors is an integer number (3222450).
Almost surely, 2125016200 is an apocalyptic number.
125016200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 125016200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154677600).
125016200 is an abundant number, since it is smaller than the sum of its proper divisors (184339000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
125016200 is a wasteful number, since it uses less digits than its factorization.
125016200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 399 (or 390 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 125016200 is about 11181.0643500518. The cubic root of 125016200 is about 500.0215990669.
Adding to 125016200 its reverse (2610521), we get a palindrome (127626721).
It can be divided in two parts, 1250 and 16200, that multiplied together give a square (20250000 = 45002).
The spelling of 125016200 in words is "one hundred twenty-five million, sixteen thousand, two hundred".
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