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269790433 = 1122229673
BaseRepresentation
bin10000000101001…
…010110011100001
3200210122202220021
4100011022303201
51023031243213
642434313441
76454116013
oct2005126341
9623582807
10269790433
11129320600
1276428881
1343b81613
1427b8c1b3
1518a42d8d
hex1014ace1

269790433 has 6 divisors (see below), whose sum is σ = 296546642. Its totient is φ = 245263920.

The previous prime is 269790431. The next prime is 269790449. The reversal of 269790433 is 334097962.

It can be written as a sum of positive squares in only one way, i.e., 141919569 + 127870864 = 11913^2 + 11308^2 .

It is not a de Polignac number, because 269790433 - 21 = 269790431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 269790433.

It is not an unprimeable number, because it can be changed into a prime (269790431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1114716 + ... + 1114957.

Almost surely, 2269790433 is an apocalyptic number.

It is an amenable number.

269790433 is a deficient number, since it is larger than the sum of its proper divisors (26756209).

269790433 is a wasteful number, since it uses less digits than its factorization.

269790433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229695 (or 2229684 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 43.

The square root of 269790433 is about 16425.2985665406. The cubic root of 269790433 is about 646.1631420915.

The spelling of 269790433 in words is "two hundred sixty-nine million, seven hundred ninety thousand, four hundred thirty-three".

Divisors: 1 11 121 2229673 24526403 269790433