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1075070275 = 5267641833
BaseRepresentation
bin100000000010100…
…0100010101000011
32202220221020011121
41000011010111003
54200204222100
6254402253111
735432642446
oct10005042503
92686836147
101075070275
11501938234
12260057197
13141962776
14a2acd65d
15645ae51a
hex40144543

1075070275 has 12 divisors (see below), whose sum is σ = 1352986072. Its totient is φ = 847218240.

The previous prime is 1075070273. The next prime is 1075070291. The reversal of 1075070275 is 5720705701.

It is not a de Polignac number, because 1075070275 - 21 = 1075070273 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 1075070275.

It is not an unprimeable number, because it can be changed into a prime (1075070273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319242 + ... + 322591.

Almost surely, 21075070275 is an apocalyptic number.

1075070275 is a deficient number, since it is larger than the sum of its proper divisors (277915797).

1075070275 is an equidigital number, since it uses as much as digits as its factorization.

1075070275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641910 (or 641905 counting only the distinct ones).

The product of its (nonzero) digits is 17150, while the sum is 34.

The square root of 1075070275 is about 32788.2642876990. The cubic root of 1075070275 is about 1024.4221291592.

Adding to 1075070275 its reverse (5720705701), we get a palindrome (6795775976).

The spelling of 1075070275 in words is "one billion, seventy-five million, seventy thousand, two hundred seventy-five".

Divisors: 1 5 25 67 335 1675 641833 3209165 16045825 43002811 215014055 1075070275