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23102312300 = 22521931197011
BaseRepresentation
bin10101100001000000…
…010100111101101100
32012122001002001200022
4111201000110331230
5334303142443200
614340230421312
71445332262114
oct254100247554
965561061608
1023102312300
119885720191
124588b01838
1322423322a2
141192322044
159032be885
hex561014f6c

23102312300 has 36 divisors (see below), whose sum is σ = 50391811176. Its totient is φ = 9193036800.

The previous prime is 23102312269. The next prime is 23102312309. The reversal of 23102312300 is 321320132.

It is not an unprimeable number, because it can be changed into a prime (23102312309) 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, 579206 + ... + 617805.

Almost surely, 223102312300 is an apocalyptic number.

23102312300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23102312300 is an abundant number, since it is smaller than the sum of its proper divisors (27289498876).

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

23102312300 is a wasteful number, since it uses less digits than its factorization.

23102312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197218 (or 1197211 counting only the distinct ones).

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

Adding to 23102312300 its reverse (321320132), we get a palindrome (23423632432).

The spelling of 23102312300 in words is "twenty-three billion, one hundred two million, three hundred twelve thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 193 386 772 965 1930 3860 4825 9650 19300 1197011 2394022 4788044 5985055 11970110 23940220 29925275 59850550 119701100 231023123 462046246 924092492 1155115615 2310231230 4620462460 5775578075 11551156150 23102312300