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2196292 = 22778439
BaseRepresentation
bin1000011000001101000100
311010120202011
420120031010
51030240132
6115024004
724445120
oct10301504
94116664
102196292
11127011a
1289b004
135bb8a7
14412580
152d5b47
hex218344

2196292 has 12 divisors (see below), whose sum is σ = 4392640. Its totient is φ = 941256.

The previous prime is 2196289. The next prime is 2196307. The reversal of 2196292 is 2926912.

2196292 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39192 + ... + 39247.

22196292 is an apocalyptic number.

It is an amenable number.

2196292 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.

2196292 is a wasteful number, since it uses less digits than its factorization.

2196292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78450 (or 78448 counting only the distinct ones).

The product of its digits is 3888, while the sum is 31.

The square root of 2196292 is about 1481.9892037394. The cubic root of 2196292 is about 129.9860340026.

The spelling of 2196292 in words is "two million, one hundred ninety-six thousand, two hundred ninety-two".

Divisors: 1 2 4 7 14 28 78439 156878 313756 549073 1098146 2196292