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806907852 = 22337471369
BaseRepresentation
bin110000000110000…
…110111111001100
32002020100011111000
4300012012333030
53123032022402
6212022500300
725665414012
oct6006067714
92066304430
10806907852
113845298a3
121a6294690
13cb23118a
14792468b2
154ac8dc1c
hex30186fcc

806907852 has 24 divisors (see below), whose sum is σ = 2091983600. Its totient is φ = 268969248.

The previous prime is 806907851. The next prime is 806907859. The reversal of 806907852 is 258709608.

It is a super-2 number, since 2×8069078522 = 1302200563238507808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 806907798 and 806907807.

It is not an unprimeable number, because it can be changed into a prime (806907851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3735577 + ... + 3735792.

Almost surely, 2806907852 is an apocalyptic number.

It is an amenable number.

806907852 is an abundant number, since it is smaller than the sum of its proper divisors (1285075748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

806907852 is a wasteful number, since it uses less digits than its factorization.

806907852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7471382 (or 7471374 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 806907852 is about 28406.1234947678. The cubic root of 806907852 is about 930.9820635298.

The spelling of 806907852 in words is "eight hundred six million, nine hundred seven thousand, eight hundred fifty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 7471369 14942738 22414107 29885476 44828214 67242321 89656428 134484642 201726963 268969284 403453926 806907852