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6123006401 = 11175481653
BaseRepresentation
bin1011011001111010…
…11010100111000001
3120210201111221201212
411230331122213001
5100014442201101
62451325135505
7304506460421
oct55475324701
916721457655
106123006401
112662306376
12122a6ba595
13767706215
144212ac481
1525c8341bb
hex16cf5a9c1

6123006401 has 4 divisors (see below), whose sum is σ = 6128489172. Its totient is φ = 6117523632.

The previous prime is 6123006391. The next prime is 6123006427. The reversal of 6123006401 is 1046003216.

It is a happy number.

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 479391025 + 5643615376 = 21895^2 + 75124^2 .

It is a cyclic number.

It is not a de Polignac number, because 6123006401 - 210 = 6123005377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6123003401) 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, 2739710 + ... + 2741943.

It is an arithmetic number, because the mean of its divisors is an integer number (1532122293).

Almost surely, 26123006401 is an apocalyptic number.

It is an amenable number.

6123006401 is a deficient number, since it is larger than the sum of its proper divisors (5482771).

6123006401 is a wasteful number, since it uses less digits than its factorization.

6123006401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5482770.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6123006401 is about 78249.6415391151. The cubic root of 6123006401 is about 1829.4543249478.

Adding to 6123006401 its reverse (1046003216), we get a palindrome (7169009617).

The spelling of 6123006401 in words is "six billion, one hundred twenty-three million, six thousand, four hundred one".

Divisors: 1 1117 5481653 6123006401