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4223203203031 = 31178497172993
BaseRepresentation
bin111101011101001010100…
…001101101011111010111
3112221201211021220020011121
4331131022201231133113
51023143110004444111
612552040205144411
7614054624634301
oct75351241553727
915851737806147
104223203203031
11138906112271a
1258259a25b107
13248328312c37
14108592cc6971
1574cc64cc871
hex3d74a86d7d7

4223203203031 has 8 divisors (see below), whose sum is σ = 4236861099744. Its totient is φ = 4209545809920.

The previous prime is 4223203202987. The next prime is 4223203203073. The reversal of 4223203203031 is 1303023023224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4223203203031 - 213 = 4223203194839 is a prime.

It is a super-2 number, since 2×42232032030312 (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 = 4223203202987 and 4223203203005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223203207031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24326071 + ... + 24499063.

It is an arithmetic number, because the mean of its divisors is an integer number (529607637468).

Almost surely, 24223203203031 is an apocalyptic number.

4223203203031 is a deficient number, since it is larger than the sum of its proper divisors (13657896713).

4223203203031 is a wasteful number, since it uses less digits than its factorization.

4223203203031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251801.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 4223203203031 its reverse (1303023023224), we get a palindrome (5526226226255).

The spelling of 4223203203031 in words is "four trillion, two hundred twenty-three billion, two hundred three million, two hundred three thousand, thirty-one".

Divisors: 1 311 78497 172993 24412567 53800823 13579431521 4223203203031