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10223000031 = 317200450981
BaseRepresentation
bin10011000010101011…
…01001100111011111
3222101110101012122210
421201111221213133
5131414042000111
64410230211503
7511223031546
oct114125514737
928343335583
1010223000031
114376687262
121b937b3b93
13c6bc6855a
146cda1115d
153ec75c0a6
hex2615699df

10223000031 has 8 divisors (see below), whose sum is σ = 14432470704. Its totient is φ = 6414431360.

The previous prime is 10223000009. The next prime is 10223000069. The reversal of 10223000031 is 13000032201.

It is a happy number.

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 10223000031 - 25 = 10222999999 is a prime.

It is a super-2 number, since 2×102230000312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10222999980 and 10223000016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10223000131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100225440 + ... + 100225541.

It is an arithmetic number, because the mean of its divisors is an integer number (1804058838).

Almost surely, 210223000031 is an apocalyptic number.

10223000031 is a deficient number, since it is larger than the sum of its proper divisors (4209470673).

10223000031 is a wasteful number, since it uses less digits than its factorization.

10223000031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200451001.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 10223000031 its reverse (13000032201), we get a palindrome (23223032232).

The spelling of 10223000031 in words is "ten billion, two hundred twenty-three million, thirty-one", and thus it is an aban number.

Divisors: 1 3 17 51 200450981 601352943 3407666677 10223000031