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31223041114 = 278531987969
BaseRepresentation
bin11101000101000010…
…011100110001011010
32222120222122211101011
4131011002130301122
51002421044303424
622202122044134
72153510320246
oct350502346132
988528584334
1031223041114
1112272657a11
12607464964a
132c37895c75
141722a55426
15c2b1b6694
hex74509cc5a

31223041114 has 8 divisors (see below), whose sum is σ = 46840549140. Its totient is φ = 15609524736.

The previous prime is 31223041103. The next prime is 31223041127. The reversal of 31223041114 is 41114032213.

It can be written as a sum of positive squares in 2 ways, for example, as 30514150489 + 708890625 = 174683^2 + 26625^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978279 + ... + 1009690.

Almost surely, 231223041114 is an apocalyptic number.

31223041114 is a deficient number, since it is larger than the sum of its proper divisors (15617508026).

31223041114 is a wasteful number, since it uses less digits than its factorization.

31223041114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1995824.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 31223041114 its reverse (41114032213), we get a palindrome (72337073327).

The spelling of 31223041114 in words is "thirty-one billion, two hundred twenty-three million, forty-one thousand, one hundred fourteen".

Divisors: 1 2 7853 15706 1987969 3975938 15611520557 31223041114