Search a number
-
+
23231230310210 = 25131135315740489
BaseRepresentation
bin1010100100000111100010…
…01110101111011101000010
310001020212212101100121022012
411102003301032233131002
511021110024424411320
6121224140241412522
74615254354340046
oct522036116573502
9101225771317265
1023231230310210
11744734496723a
12273245003a142
13cc69073725b0
145a457cc20026
152a446e69e4c5
hex1520f13af742

23231230310210 has 32 divisors (see below), whose sum is σ = 45036815911920. Its totient is φ = 8576928949248.

The previous prime is 23231230310203. The next prime is 23231230310287. The reversal of 23231230310210 is 1201303213232.

It can be written as a sum of positive squares in 8 ways, for example, as 6585654460009 + 16645575850201 = 2566253^2 + 4079899^2 .

It is a super-3 number, since 3×232312303102103 (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6394355 + ... + 9346134.

Almost surely, 223231230310210 is an apocalyptic number.

23231230310210 is a deficient number, since it is larger than the sum of its proper divisors (21805585601710).

23231230310210 is a wasteful number, since it uses less digits than its factorization.

23231230310210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15751862.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 23231230310210 its reverse (1201303213232), we get a palindrome (24432533523442).

The spelling of 23231230310210 in words is "twenty-three trillion, two hundred thirty-one billion, two hundred thirty million, three hundred ten thousand, two hundred ten".

Divisors: 1 2 5 10 13 26 65 130 11353 22706 56765 113530 147589 295178 737945 1475890 15740489 31480978 78702445 157404890 204626357 409252714 1023131785 2046263570 178701771617 357403543234 893508858085 1787017716170 2323123031021 4646246062042 11615615155105 23231230310210