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23103313201 = 142916167469
BaseRepresentation
bin10101100001000100…
…001001010100110001
32012122002221220122201
4111201010021110301
5334303422010301
614340304103201
71445343631153
oct254104112461
965562856581
1023103313201
119886244181
124589304b01
1322425c2a37
141192502ad3
1590341b201
hex561109531

23103313201 has 4 divisors (see below), whose sum is σ = 23119482100. Its totient is φ = 23087144304.

The previous prime is 23103313141. The next prime is 23103313229. The reversal of 23103313201 is 10231330132.

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 3229080625 + 19874232576 = 56825^2 + 140976^2 .

It is a cyclic number.

It is not a de Polignac number, because 23103313201 - 27 = 23103313073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23103313271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8082306 + ... + 8085163.

It is an arithmetic number, because the mean of its divisors is an integer number (5779870525).

Almost surely, 223103313201 is an apocalyptic number.

It is an amenable number.

23103313201 is a deficient number, since it is larger than the sum of its proper divisors (16168899).

23103313201 is a wasteful number, since it uses less digits than its factorization.

23103313201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16168898.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23103313201 its reverse (10231330132), we get a palindrome (33334643333).

The spelling of 23103313201 in words is "twenty-three billion, one hundred three million, three hundred thirteen thousand, two hundred one".

Divisors: 1 1429 16167469 23103313201