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23000302201 = 1729132135317
BaseRepresentation
bin10101011010111011…
…001100001001111001
32012100221010102010111
4111122323030021321
5334101034132301
614322144144321
71442653225432
oct253273141171
965327112114
1023000302201
119833086518
12455a9080a1
132227166896
14118296a489
158e936e551
hex55aecc279

23000302201 has 16 divisors (see below), whose sum is σ = 25212813840. Its totient is φ = 20884469760.

The previous prime is 23000302189. The next prime is 23000302253. The reversal of 23000302201 is 10220300032.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3822206976 + 19178095225 = 61824^2 + 138485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23000302201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23000302291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 633595 + ... + 668911.

It is an arithmetic number, because the mean of its divisors is an integer number (1575800865).

Almost surely, 223000302201 is an apocalyptic number.

It is an amenable number.

23000302201 is a deficient number, since it is larger than the sum of its proper divisors (2212511639).

23000302201 is a wasteful number, since it uses less digits than its factorization.

23000302201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36684.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 23000302201 its reverse (10220300032), we get a palindrome (33220602233).

The spelling of 23000302201 in words is "twenty-three billion, three hundred two thousand, two hundred one".

Divisors: 1 17 29 493 1321 22457 35317 38309 600389 651253 1024193 17411281 46653757 793113869 1352958953 23000302201