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4210123230031 = 18507592274809
BaseRepresentation
bin111101010000111110111…
…001100100101101001111
3112220111001201121202101011
4331100332321210231033
51022434313021330111
612542034240030051
7613112530665235
oct75207671445517
915814051552334
104210123230031
111383559895384
1257bb49902327
132470224c0244
14107ab1aa0955
15747ad030021
hex3d43ee64b4f

4210123230031 has 4 divisors (see below), whose sum is σ = 4210127355600. Its totient is φ = 4210119104464.

The previous prime is 4210123230029. The next prime is 4210123230113. The reversal of 4210123230031 is 1300323210124.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4210123230031 - 21 = 4210123230029 is a prime.

It is a super-2 number, since 2×42101232300312 (a number of 26 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 = 4210123229984 and 4210123230011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4210123230931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713355 + ... + 2988163.

It is an arithmetic number, because the mean of its divisors is an integer number (1052531838900).

Almost surely, 24210123230031 is an apocalyptic number.

4210123230031 is a deficient number, since it is larger than the sum of its proper divisors (4125569).

4210123230031 is a wasteful number, since it uses less digits than its factorization.

4210123230031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4125568.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 4210123230031 its reverse (1300323210124), we get a palindrome (5510446440155).

The spelling of 4210123230031 in words is "four trillion, two hundred ten billion, one hundred twenty-three million, two hundred thirty thousand, thirty-one".

Divisors: 1 1850759 2274809 4210123230031