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1270413107 = 1897366959
BaseRepresentation
bin100101110111000…
…1111011100110011
310021112111200011022
41023232033130303
510100211204412
6330021210055
743324222205
oct11356173463
93245450138
101270413107
115a212a197
122b556092b
13173279042
14c0a1c775
15767e8a72
hex4bb8f733

1270413107 has 4 divisors (see below), whose sum is σ = 1270499040. Its totient is φ = 1270327176.

The previous prime is 1270413103. The next prime is 1270413163. The reversal of 1270413107 is 7013140721.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7013140721 = 56209124769.

It is a cyclic number.

It is not a de Polignac number, because 1270413107 - 22 = 1270413103 is a prime.

It is a super-2 number, since 2×12704131072 = 3227898924874786898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1270413103) 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 3 ways as a sum of consecutive naturals, for example, 14507 + ... + 52452.

It is an arithmetic number, because the mean of its divisors is an integer number (317624760).

Almost surely, 21270413107 is an apocalyptic number.

1270413107 is a deficient number, since it is larger than the sum of its proper divisors (85933).

1270413107 is an equidigital number, since it uses as much as digits as its factorization.

1270413107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85932.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 1270413107 is about 35642.8549221299. The cubic root of 1270413107 is about 1083.0495392222.

Adding to 1270413107 its reverse (7013140721), we get a palindrome (8283553828).

The spelling of 1270413107 in words is "one billion, two hundred seventy million, four hundred thirteen thousand, one hundred seven".

Divisors: 1 18973 66959 1270413107