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23031310201 = 172575271529
BaseRepresentation
bin10101011100110001…
…011110011101111001
32012110002110210002221
4111130301132131321
5334132003411301
614325212524041
71443510622654
oct253461363571
965402423087
1023031310201
119849635269
124569180621
132230702603
141186b1c89b
158ebe46da1
hex55cc5e779

23031310201 has 8 divisors (see below), whose sum is σ = 24480985320. Its totient is φ = 21592178688.

The previous prime is 23031310177. The next prime is 23031310223. The reversal of 23031310201 is 10201313032.

It can be written as a sum of positive squares in 4 ways, for example, as 4914150201 + 18117160000 = 70101^2 + 134600^2 .

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 23031310201 - 231 = 20883826553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23031310241) 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, 2631396 + ... + 2640133.

It is an arithmetic number, because the mean of its divisors is an integer number (3060123165).

Almost surely, 223031310201 is an apocalyptic number.

It is an amenable number.

23031310201 is a deficient number, since it is larger than the sum of its proper divisors (1449675119).

23031310201 is a wasteful number, since it uses less digits than its factorization.

23031310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5271803.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23031310201 its reverse (10201313032), we get a palindrome (33232623233).

The spelling of 23031310201 in words is "twenty-three billion, thirty-one million, three hundred ten thousand, two hundred one".

Divisors: 1 17 257 4369 5271529 89615993 1354782953 23031310201