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23030166260 = 2251151508313
BaseRepresentation
bin10101011100101101…
…000111001011110100
32012110000022122220202
4111130231013023310
5334131210310020
614325132220032
71443465116603
oct253455071364
965400278822
1023030166260
119848a23862
12456890a618
1322303c1a1a
141186901a3a
158ebcbce75
hex55cb472f4

23030166260 has 12 divisors (see below), whose sum is σ = 48363349188. Its totient is φ = 9212066496.

The previous prime is 23030166251. The next prime is 23030166277. The reversal of 23030166260 is 6266103032.

It can be written as a sum of positive squares in 2 ways, for example, as 5357654416 + 17672511844 = 73196^2 + 132938^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 575754137 + ... + 575754176.

It is an arithmetic number, because the mean of its divisors is an integer number (4030279099).

Almost surely, 223030166260 is an apocalyptic number.

23030166260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23030166260 is an abundant number, since it is smaller than the sum of its proper divisors (25333182928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23030166260 is a wasteful number, since it uses less digits than its factorization.

23030166260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151508322 (or 1151508320 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 23030166260 its reverse (6266103032), we get a palindrome (29296269292).

The spelling of 23030166260 in words is "twenty-three billion, thirty million, one hundred sixty-six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1151508313 2303016626 4606033252 5757541565 11515083130 23030166260