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1029028411 = 1767903449
BaseRepresentation
bin111101010101011…
…011101000111011
32122201022001121101
4331111123220323
54101412402121
6250035352231
734333411555
oct7525335073
92581261541
101029028411
11488950304
12248752677
13135261b68
149a9464d5
1560517491
hex3d55ba3b

1029028411 has 8 divisors (see below), whose sum is σ = 1105822800. Its totient is φ = 954041088.

The previous prime is 1029028379. The next prime is 1029028417. The reversal of 1029028411 is 1148209201.

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

It is not a de Polignac number, because 1029028411 - 25 = 1029028379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1029028411.

It is not an unprimeable number, because it can be changed into a prime (1029028417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450586 + ... + 452863.

It is an arithmetic number, because the mean of its divisors is an integer number (138227850).

Almost surely, 21029028411 is an apocalyptic number.

1029028411 is a deficient number, since it is larger than the sum of its proper divisors (76794389).

1029028411 is an equidigital number, since it uses as much as digits as its factorization.

1029028411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903533.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 1029028411 is about 32078.4727036684. The cubic root of 1029028411 is about 1009.5839906835.

The spelling of 1029028411 in words is "one billion, twenty-nine million, twenty-eight thousand, four hundred eleven".

Divisors: 1 17 67 1139 903449 15358633 60531083 1029028411