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1269429 = 3760449
BaseRepresentation
bin100110101111010110101
32101111022220
410311322311
5311110204
643112553
713534650
oct4657265
92344286
101269429
11797817
12512759
13355a55
14250897
151a11d9
hex135eb5

1269429 has 8 divisors (see below), whose sum is σ = 1934400. Its totient is φ = 725376.

The previous prime is 1269427. The next prime is 1269461. The reversal of 1269429 is 9249621.

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

It is not a de Polignac number, because 1269429 - 21 = 1269427 is a prime.

It is a super-2 number, since 2×12694292 = 3222899972082, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1269429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1269427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30204 + ... + 30245.

It is an arithmetic number, because the mean of its divisors is an integer number (241800).

21269429 is an apocalyptic number.

It is an amenable number.

1269429 is a deficient number, since it is larger than the sum of its proper divisors (664971).

1269429 is an equidigital number, since it uses as much as digits as its factorization.

1269429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60459.

The product of its digits is 7776, while the sum is 33.

The square root of 1269429 is about 1126.6893981928. The cubic root of 1269429 is about 108.2769810800.

The spelling of 1269429 in words is "one million, two hundred sixty-nine thousand, four hundred twenty-nine".

Divisors: 1 3 7 21 60449 181347 423143 1269429