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12055524433 = 97712339329
BaseRepresentation
bin10110011101001000…
…01011010001010001
31011010011121002112221
423032210023101101
5144142203240213
65312131421041
7604514160361
oct131644132121
934104532487
1012055524433
115127035a37
122405454781
1311a1805614
148251529a1
154a858c38d
hex2ce90b451

12055524433 has 4 divisors (see below), whose sum is σ = 12067864740. Its totient is φ = 12043184128.

The previous prime is 12055524427. The next prime is 12055524461. The reversal of 12055524433 is 33442555021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33442555021 = 251133237271.

It can be written as a sum of positive squares in 2 ways, for example, as 4702804929 + 7352719504 = 68577^2 + 85748^2 .

It is a cyclic number.

It is not a de Polignac number, because 12055524433 - 225 = 12021970001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12055524463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6168688 + ... + 6170641.

It is an arithmetic number, because the mean of its divisors is an integer number (3016966185).

Almost surely, 212055524433 is an apocalyptic number.

It is an amenable number.

12055524433 is a deficient number, since it is larger than the sum of its proper divisors (12340307).

12055524433 is an equidigital number, since it uses as much as digits as its factorization.

12055524433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12340306.

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 12055524433 in words is "twelve billion, fifty-five million, five hundred twenty-four thousand, four hundred thirty-three".

Divisors: 1 977 12339329 12055524433