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34310031211 = 162172115683
BaseRepresentation
bin11111111101000010…
…011000011101101011
310021120010101011200201
4133331002120131223
51030231331444321
623432315013031
72323143311341
oct377502303553
9107503334621
1034310031211
11136071332a5
12679643a177
13330a2b7421
141936a23991
15d5c1e0291
hex7fd09876b

34310031211 has 4 divisors (see below), whose sum is σ = 34312163112. Its totient is φ = 34307899312.

The previous prime is 34310031209. The next prime is 34310031253. The reversal of 34310031211 is 11213001343.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34310031211 - 21 = 34310031209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34310034211) 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, 1041625 + ... + 1074058.

It is an arithmetic number, because the mean of its divisors is an integer number (8578040778).

Almost surely, 234310031211 is an apocalyptic number.

34310031211 is a deficient number, since it is larger than the sum of its proper divisors (2131901).

34310031211 is a wasteful number, since it uses less digits than its factorization.

34310031211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131900.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 34310031211 its reverse (11213001343), we get a palindrome (45523032554).

The spelling of 34310031211 in words is "thirty-four billion, three hundred ten million, thirty-one thousand, two hundred eleven".

Divisors: 1 16217 2115683 34310031211