Base | Representation |
---|---|
bin | 100101010100000… |
… | …0101001000010000 |
3 | 10020020220020120222 |
4 | 1022220011020100 |
5 | 10031004131002 |
6 | 324123052212 |
7 | 43012000163 |
oct | 11250051020 |
9 | 3206806528 |
10 | 1252020752 |
11 | 5928077a4 |
12 | 2ab371068 |
13 | 16c5095a8 |
14 | bc3d1ada |
15 | 74db41a2 |
hex | 4aa05210 |
1252020752 has 20 divisors (see below), whose sum is σ = 2432305260. Its totient is φ = 624329088.
The previous prime is 1252020739. The next prime is 1252020779. The reversal of 1252020752 is 2570202521.
It can be written as a sum of positive squares in 2 ways, for example, as 1078202896 + 173817856 = 32836^2 + 13184^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98927 + ... + 110862.
It is an arithmetic number, because the mean of its divisors is an integer number (121615263).
Almost surely, 21252020752 is an apocalyptic number.
It is an amenable number.
1252020752 is a deficient number, since it is larger than the sum of its proper divisors (1180284508).
1252020752 is a wasteful number, since it uses less digits than its factorization.
1252020752 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210170 (or 210164 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 26.
The square root of 1252020752 is about 35383.9052677909. The cubic root of 1252020752 is about 1077.7975095910.
The spelling of 1252020752 in words is "one billion, two hundred fifty-two million, twenty thousand, seven hundred fifty-two".
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