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23410340431 = 227187355061
BaseRepresentation
bin10101110011010111…
…010111001001001111
32020102111200111211121
4111303113113021033
5340421021343211
614430552501411
71456062416242
oct256327271117
966374614747
1023410340431
119a23588295
1246540aa867
1322910b125a
1411c11c5259
15920367271
hex5735d724f

23410340431 has 8 divisors (see below), whose sum is σ = 23526450864. Its totient is φ = 23294344320.

The previous prime is 23410340423. The next prime is 23410340519. The reversal of 23410340431 is 13404301432.

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 23410340431 - 23 = 23410340423 is a prime.

It is a super-2 number, since 2×234103404312 (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 = 23410340396 and 23410340405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23410340531) 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, 397641 + ... + 452701.

It is an arithmetic number, because the mean of its divisors is an integer number (2940806358).

Almost surely, 223410340431 is an apocalyptic number.

23410340431 is a deficient number, since it is larger than the sum of its proper divisors (116110433).

23410340431 is a wasteful number, since it uses less digits than its factorization.

23410340431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57161.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 23410340431 its reverse (13404301432), we get a palindrome (36814641863).

The spelling of 23410340431 in words is "twenty-three billion, four hundred ten million, three hundred forty thousand, four hundred thirty-one".

Divisors: 1 227 1873 55061 425171 12498847 103129253 23410340431