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12434411023 = 31834832651
BaseRepresentation
bin10111001010010011…
…00000111000001111
31012002120112112020121
423211021200320033
5200431202123043
65413504325411
7620064515116
oct134511407017
935076475217
1012434411023
1153009a0051
1224b0313867
131232163a78
1485d5bcc7d
154cb97eded
hex2e5260e0f

12434411023 has 8 divisors (see below), whose sum is σ = 12990168576. Its totient is φ = 11888319000.

The previous prime is 12434411009. The next prime is 12434411029. The reversal of 12434411023 is 32011443421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12434411023 - 25 = 12434410991 is a prime.

It is a super-2 number, since 2×124344110232 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12434411029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2413753 + ... + 2418898.

It is an arithmetic number, because the mean of its divisors is an integer number (1623771072).

Almost surely, 212434411023 is an apocalyptic number.

12434411023 is a deficient number, since it is larger than the sum of its proper divisors (555757553).

12434411023 is an equidigital number, since it uses as much as digits as its factorization.

12434411023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832765.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12434411023 its reverse (32011443421), we get a palindrome (44445854444).

The spelling of 12434411023 in words is "twelve billion, four hundred thirty-four million, four hundred eleven thousand, twenty-three".

Divisors: 1 31 83 2573 4832651 149812181 401110033 12434411023