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628196 = 22157049
BaseRepresentation
bin10011001010111100100
31011220201112
42121113210
5130100241
621244152
75224322
oct2312744
91156645
10628196
11399a78
12263658
1318cc1a
14124d12
15c61eb
hex995e4

628196 has 6 divisors (see below), whose sum is σ = 1099350. Its totient is φ = 314096.

The previous prime is 628193. The next prime is 628207. The reversal of 628196 is 691826.

628196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 624100 + 4096 = 790^2 + 64^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 628196.

It is not an unprimeable number, because it can be changed into a prime (628193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78521 + ... + 78528.

It is an arithmetic number, because the mean of its divisors is an integer number (183225).

2628196 is an apocalyptic number.

It is an amenable number.

628196 is a deficient number, since it is larger than the sum of its proper divisors (471154).

628196 is a wasteful number, since it uses less digits than its factorization.

628196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157053 (or 157051 counting only the distinct ones).

The product of its digits is 5184, while the sum is 32.

The square root of 628196 is about 792.5881654428. The cubic root of 628196 is about 85.6442851761.

The spelling of 628196 in words is "six hundred twenty-eight thousand, one hundred ninety-six".

Divisors: 1 2 4 157049 314098 628196