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10031111214 = 231671851869
BaseRepresentation
bin10010101011110011…
…01001110000101110
3221220002022020200120
421111321221300232
5131020431024324
64335213305410
7503403016125
oct112571516056
927802266616
1010031111214
114288334363
121b3b495266
13c3b291187
146b2340abc
153da9a6179
hex255e69c2e

10031111214 has 8 divisors (see below), whose sum is σ = 20062222440. Its totient is φ = 3343703736.

The previous prime is 10031111213. The next prime is 10031111219. The reversal of 10031111214 is 41211113001.

10031111214 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

10031111214 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 10031111193 and 10031111202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031111213) 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, 835925929 + ... + 835925940.

It is an arithmetic number, because the mean of its divisors is an integer number (2507777805).

Almost surely, 210031111214 is an apocalyptic number.

10031111214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10031111214 is a wasteful number, since it uses less digits than its factorization.

10031111214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671851874.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10031111214 its reverse (41211113001), we get a palindrome (51242224215).

The spelling of 10031111214 in words is "ten billion, thirty-one million, one hundred eleven thousand, two hundred fourteen".

Divisors: 1 2 3 6 1671851869 3343703738 5015555607 10031111214