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825113252 = 221567131639
BaseRepresentation
bin110001001011100…
…011101010100100
32010111121002121002
4301023203222210
53142212111002
6213513012432
726306226665
oct6113435244
92114532532
10825113252
11393833887
121b03b4118
13101c367c2
147b82536c
154c688002
hex312e3aa4

825113252 has 12 divisors (see below), whose sum is σ = 1444880640. Its totient is φ = 412290216.

The previous prime is 825113243. The next prime is 825113299. The reversal of 825113252 is 252311528.

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, 59552 + ... + 72087.

It is an arithmetic number, because the mean of its divisors is an integer number (120406720).

Almost surely, 2825113252 is an apocalyptic number.

It is an amenable number.

825113252 is a deficient number, since it is larger than the sum of its proper divisors (619767388).

825113252 is a wasteful number, since it uses less digits than its factorization.

825113252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133210 (or 133208 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 825113252 is about 28724.7846293058. The cubic root of 825113252 is about 937.9316419922.

The spelling of 825113252 in words is "eight hundred twenty-five million, one hundred thirteen thousand, two hundred fifty-two".

Divisors: 1 2 4 1567 3134 6268 131639 263278 526556 206278313 412556626 825113252