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1000028252 = 22250007063
BaseRepresentation
bin111011100110110…
…011100001011100
32120200201200212102
4323212303201130
54022001401002
6243122024232
733532046156
oct7346634134
92520650772
101000028252
11473543033
1223aaa8078
1312c249cc2
155cbd9a02
hex3b9b385c

1000028252 has 6 divisors (see below), whose sum is σ = 1750049448. Its totient is φ = 500014124.

The previous prime is 1000028207. The next prime is 1000028261. The reversal of 1000028252 is 2528200001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125003528 + ... + 125003535.

It is an arithmetic number, because the mean of its divisors is an integer number (291674908).

Almost surely, 21000028252 is an apocalyptic number.

It is an amenable number.

1000028252 is a deficient number, since it is larger than the sum of its proper divisors (750021196).

1000028252 is a wasteful number, since it uses less digits than its factorization.

1000028252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250007067 (or 250007065 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1000028252 is about 31623.2233018710. The cubic root of 1000028252 is about 1000.0094172446.

Adding to 1000028252 its reverse (2528200001), we get a palindrome (3528228253).

The spelling of 1000028252 in words is "one billion, twenty-eight thousand, two hundred fifty-two".

Divisors: 1 2 4 250007063 500014126 1000028252