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23201310230 = 257710346663
BaseRepresentation
bin10101100110111001…
…111110011000010110
32012212221100200022022
4111212321332120112
5340004013411410
614354124333142
71450643611610
oct254671763026
965787320268
1023201310230
11992659785a
1245b60a41b2
1322599b4947
1411a1531db0
1590bd27455
hex566e7e616

23201310230 has 32 divisors (see below), whose sum is σ = 47736152064. Its totient is φ = 7953444576.

The previous prime is 23201310149. The next prime is 23201310233. The reversal of 23201310230 is 3201310232.

It is a junction number, because it is equal to n+sod(n) for n = 23201310199 and 23201310208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201310233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473879 + ... + 520541.

It is an arithmetic number, because the mean of its divisors is an integer number (1491754752).

Almost surely, 223201310230 is an apocalyptic number.

23201310230 is an abundant number, since it is smaller than the sum of its proper divisors (24534841834).

23201310230 is a wasteful number, since it uses less digits than its factorization.

23201310230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53780.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 23201310230 its reverse (3201310232), we get a palindrome (26402620462).

The spelling of 23201310230 in words is "twenty-three billion, two hundred one million, three hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 7103 14206 35515 46663 49721 71030 93326 99442 233315 248605 326641 466630 497210 653282 1633205 3266410 331447289 662894578 1657236445 2320131023 3314472890 4640262046 11600655115 23201310230