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1298226 = 23216371
BaseRepresentation
bin100111100111100110010
32102221211110
410330330302
5313020401
643454150
714014626
oct4747462
92387743
101298226
11807416
12527356
13365ba7
1425b186
151a99d6
hex13cf32

1298226 has 8 divisors (see below), whose sum is σ = 2596464. Its totient is φ = 432740.

The previous prime is 1298221. The next prime is 1298261. The reversal of 1298226 is 6228921.

It is a sphenic number, since it is the product of 3 distinct primes.

1298226 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1298193 and 1298202.

It is not an unprimeable number, because it can be changed into a prime (1298221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108180 + ... + 108191.

It is an arithmetic number, because the mean of its divisors is an integer number (324558).

21298226 is an apocalyptic number.

1298226 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1298226 is a wasteful number, since it uses less digits than its factorization.

1298226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216376.

The product of its digits is 3456, while the sum is 30.

The square root of 1298226 is about 1139.3972090540. The cubic root of 1298226 is about 109.0896213232.

The spelling of 1298226 in words is "one million, two hundred ninety-eight thousand, two hundred twenty-six".

Divisors: 1 2 3 6 216371 432742 649113 1298226