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13270730767 = 7435412
BaseRepresentation
bin11000101101111111…
…10100100000001111
31021020212012222020221
430112333310200033
5204134301341032
610032501452211
7646601231110
oct142677644017
937225188227
1013270730767
11569aa88498
1226a4411067
1313364c2318
148dc6c0207
1552a0cd597
hex316ff480f

13270730767 has 6 divisors (see below), whose sum is σ = 15166897784. Its totient is φ = 11374650840.

The previous prime is 13270730713. The next prime is 13270730773. The reversal of 13270730767 is 76703707231.

It is not a de Polignac number, because 13270730767 - 211 = 13270728719 is a prime.

It is a super-2 number, since 2×132707307672 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13270730867) 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 5 ways as a sum of consecutive naturals, for example, 283017 + ... + 326557.

Almost surely, 213270730767 is an apocalyptic number.

13270730767 is a deficient number, since it is larger than the sum of its proper divisors (1896167017).

13270730767 is an frugal number, since it uses more digits than its factorization.

13270730767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87089 (or 43548 counting only the distinct ones).

The product of its (nonzero) digits is 259308, while the sum is 43.

The spelling of 13270730767 in words is "thirteen billion, two hundred seventy million, seven hundred thirty thousand, seven hundred sixty-seven".

Divisors: 1 7 43541 304787 1895818681 13270730767