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2023031200205 = 56138917051129
BaseRepresentation
bin11101011100000110000…
…011100101100111001101
321011101210112010001012002
4131130012003211213031
5231121131441401310
64145211231322045
7266105412322241
oct35340603454715
97141715101162
102023031200205
1170aa65410444
122880b1080325
13118a03c288a2
146dcb5580421
1537954e01da5
hex1d7060e59cd

2023031200205 has 16 divisors (see below), whose sum is σ = 2473777940400. Its totient is φ = 1587801039360.

The previous prime is 2023031200193. The next prime is 2023031200241. The reversal of 2023031200205 is 5020021303202.

It can be written as a sum of positive squares in 8 ways, for example, as 69513431716 + 1953517768489 = 263654^2 + 1397683^2 .

It is a de Polignac number, because none of the positive numbers 2k-2023031200205 is a prime.

It is a congruent number.

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, 8406920 + ... + 8644209.

It is an arithmetic number, because the mean of its divisors is an integer number (154611121275).

Almost surely, 22023031200205 is an apocalyptic number.

It is an amenable number.

2023031200205 is a deficient number, since it is larger than the sum of its proper divisors (450746740195).

2023031200205 is a wasteful number, since it uses less digits than its factorization.

2023031200205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17051584.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 2023031200205 its reverse (5020021303202), we get a palindrome (7043052503407).

The spelling of 2023031200205 in words is "two trillion, twenty-three billion, thirty-one million, two hundred thousand, two hundred five".

Divisors: 1 5 61 305 389 1945 23729 118645 17051129 85255645 1040118869 5200594345 6632889181 33164445905 404606240041 2023031200205