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23004410031 = 3222911161771
BaseRepresentation
bin10101011011001010…
…110111000010101111
32012101012212010000100
4111123022313002233
5334103112110111
614322412202143
71443033154551
oct253312670257
965335763010
1023004410031
119835431819
124560169353
132227c74555
1411833194d1
158e98d1756
hex55b2b70af

23004410031 has 12 divisors (see below), whose sum is σ = 33373698280. Its totient is φ = 15269301360.

The previous prime is 23004410029. The next prime is 23004410053. The reversal of 23004410031 is 13001440032.

It is not a de Polignac number, because 23004410031 - 21 = 23004410029 is a prime.

It is a super-2 number, since 2×230044100312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23004409986 and 23004410013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23004410021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5578825 + ... + 5582946.

Almost surely, 223004410031 is an apocalyptic number.

23004410031 is a deficient number, since it is larger than the sum of its proper divisors (10369288249).

23004410031 is a wasteful number, since it uses less digits than its factorization.

23004410031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11162006 (or 11162003 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23004410031 its reverse (13001440032), we get a palindrome (36005850063).

The spelling of 23004410031 in words is "twenty-three billion, four million, four hundred ten thousand, thirty-one".

Divisors: 1 3 9 229 687 2061 11161771 33485313 100455939 2556045559 7668136677 23004410031