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1026241 = 6411601
BaseRepresentation
bin11111010100011000001
31221010201221
43322203001
5230314431
633555041
711502646
oct3724301
91833657
101026241
11641037
12415a81
1329c158
141c9dcd
15154111
hexfa8c1

1026241 has 4 divisors (see below), whose sum is σ = 1028484. Its totient is φ = 1024000.

The previous prime is 1026229. The next prime is 1026251. The reversal of 1026241 is 1426201.

1026241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 992016 + 34225 = 996^2 + 185^2 .

It is a 3-Lehmer number, since φ(1026241) divides (1026241-1)3.

It is a cyclic number.

It is not a de Polignac number, because 1026241 - 219 = 501953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1026251) 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, 160 + ... + 1441.

It is an arithmetic number, because the mean of its divisors is an integer number (257121).

21026241 is an apocalyptic number.

1026241 is the 641-st heptagonal number.

It is an amenable number.

1026241 is a deficient number, since it is larger than the sum of its proper divisors (2243).

1026241 is an equidigital number, since it uses as much as digits as its factorization.

1026241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1026241 is about 1013.0355373826. The cubic root of 1026241 is about 100.8671586235.

The spelling of 1026241 in words is "one million, twenty-six thousand, two hundred forty-one".

Divisors: 1 641 1601 1026241