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1070253 = 3473181
BaseRepresentation
bin100000101010010101101
32000101010000
410011102231
5233222003
634534513
712045162
oct4052255
92011100
101070253
11671108
12437439
132b61b2
141dc069
151621a3
hex1054ad

1070253 has 20 divisors (see below), whose sum is σ = 1629628. Its totient is φ = 699840.

The previous prime is 1070249. The next prime is 1070257. The reversal of 1070253 is 3520701.

It is an interprime number because it is at equal distance from previous prime (1070249) and next prime (1070257).

It can be written as a sum of positive squares in 2 ways, for example, as 227529 + 842724 = 477^2 + 918^2 .

It is not a de Polignac number, because 1070253 - 22 = 1070249 is a prime.

It is a super-2 number, since 2×10702532 = 2290882968018, which contains 22 as substring.

It is a Duffinian number.

1070253 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1070257) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5823 + ... + 6003.

21070253 is an apocalyptic number.

It is an amenable number.

1070253 is a deficient number, since it is larger than the sum of its proper divisors (559375).

1070253 is an equidigital number, since it uses as much as digits as its factorization.

1070253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 1070253 is about 1034.5303282166. The cubic root of 1070253 is about 102.2889729344.

Adding to 1070253 its reverse (3520701), we get a palindrome (4590954).

The spelling of 1070253 in words is "one million, seventy thousand, two hundred fifty-three".

Divisors: 1 3 9 27 73 81 181 219 543 657 1629 1971 4887 5913 13213 14661 39639 118917 356751 1070253