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23300200031 = 432272938147
BaseRepresentation
bin10101101100110011…
…001101011001011111
32020010211102210121112
4111230303031121133
5340204322400111
614412020052235
71453254301223
oct255463153137
966124383545
1023300200031
1199773a0169
12462323407b
13227432a014
1411b0714783
1591585ce8b
hex56cccd65f

23300200031 has 16 divisors (see below), whose sum is σ = 24031776384. Its totient is φ = 22577974944.

The previous prime is 23300200013. The next prime is 23300200043. The reversal of 23300200031 is 13000200332.

It is a cyclic number.

It is not a de Polignac number, because 23300200031 - 222 = 23296005727 is a prime.

It is a super-2 number, since 2×233002000312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23300199979 and 23300200015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23300202031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2855900 + ... + 2864046.

It is an arithmetic number, because the mean of its divisors is an integer number (1501986024).

Almost surely, 223300200031 is an apocalyptic number.

23300200031 is a deficient number, since it is larger than the sum of its proper divisors (731576353).

23300200031 is a wasteful number, since it uses less digits than its factorization.

23300200031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8710.

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 23300200031 its reverse (13000200332), we get a palindrome (36300400363).

The spelling of 23300200031 in words is "twenty-three billion, three hundred million, two hundred thousand, thirty-one".

Divisors: 1 43 227 293 8147 9761 12599 66511 350321 1849369 2387071 2859973 79522867 102644053 541865117 23300200031