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23303011300 = 2252233030113
BaseRepresentation
bin10101101100111101…
…111011101111100100
32020011000201121221121
4111230331323233210
5340211032330200
614412200223324
71453320220312
oct255475735744
966130647847
1023303011300
119978a40328
12462416ab44
132274aa27aa
1411b0c470b2
15915c15e1a
hex56cf7bbe4

23303011300 has 18 divisors (see below), whose sum is σ = 50567534738. Its totient is φ = 9321204480.

The previous prime is 23303011279. The next prime is 23303011331. The reversal of 23303011300 is 311030332.

It can be written as a sum of positive squares in 3 ways, for example, as 924646464 + 22378364836 = 30408^2 + 149594^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116514957 + ... + 116515156.

Almost surely, 223303011300 is an apocalyptic number.

23303011300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23303011300 is an abundant number, since it is smaller than the sum of its proper divisors (27264523438).

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

23303011300 is a wasteful number, since it uses less digits than its factorization.

23303011300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233030127 (or 233030120 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 23303011300 its reverse (311030332), we get a palindrome (23614041632).

The spelling of 23303011300 in words is "twenty-three billion, three hundred three million, eleven thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 233030113 466060226 932120452 1165150565 2330301130 4660602260 5825752825 11651505650 23303011300