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12701834501 = 33037384473
BaseRepresentation
bin10111101010001011…
…01001110100000101
31012210012202001021212
423311011221310011
5202003132201001
65500220221205
7626522545316
oct136505516405
935705661255
1012701834501
115428944294
12256599a805
131275696c05
14886d1260d
154e51a67bb
hex2f5169d05

12701834501 has 4 divisors (see below), whose sum is σ = 12702252012. Its totient is φ = 12701416992.

The previous prime is 12701834491. The next prime is 12701834521. The reversal of 12701834501 is 10543810721.

12701834501 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 1215568225 + 11486266276 = 34865^2 + 107174^2 .

It is a cyclic number.

It is not a de Polignac number, because 12701834501 - 226 = 12634725637 is a prime.

It is a super-2 number, since 2×127018345012 (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12701834521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159200 + ... + 225273.

It is an arithmetic number, because the mean of its divisors is an integer number (3175563003).

Almost surely, 212701834501 is an apocalyptic number.

It is an amenable number.

12701834501 is a deficient number, since it is larger than the sum of its proper divisors (417511).

12701834501 is an equidigital number, since it uses as much as digits as its factorization.

12701834501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417510.

The product of its (nonzero) digits is 6720, while the sum is 32.

The spelling of 12701834501 in words is "twelve billion, seven hundred one million, eight hundred thirty-four thousand, five hundred one".

Divisors: 1 33037 384473 12701834501