Base | Representation |
---|---|
bin | 111100011111111… |
… | …011010010001100 |
3 | 2121201220110100000 |
4 | 330133323102030 |
5 | 4034320033002 |
6 | 244415004300 |
7 | 34103243145 |
oct | 7437732214 |
9 | 2551813300 |
10 | 1015002252 |
11 | 480a40240 |
12 | 243b09690 |
13 | 132390864 |
14 | 98b34acc |
15 | 5e19661c |
hex | 3c7fb48c |
1015002252 has 144 divisors (see below), whose sum is σ = 2953641600. Its totient is φ = 302175360.
The previous prime is 1015002151. The next prime is 1015002281. The reversal of 1015002252 is 2522005101.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 630024 + ... + 631632.
It is an arithmetic number, because the mean of its divisors is an integer number (20511400).
Almost surely, 21015002252 is an apocalyptic number.
1015002252 is a gapful number since it is divisible by the number (12) 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 1015002252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1476820800).
1015002252 is an abundant number, since it is smaller than the sum of its proper divisors (1938639348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1015002252 is a wasteful number, since it uses less digits than its factorization.
1015002252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1698 (or 1684 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 1015002252 is about 31859.0999872878. The cubic root of 1015002252 is about 1004.9759495247.
Adding to 1015002252 its reverse (2522005101), we get a palindrome (3537007353).
The spelling of 1015002252 in words is "one billion, fifteen million, two thousand, two hundred fifty-two".
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