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9814311029 = 51971888457
BaseRepresentation
bin10010010001111101…
…01000000001110101
3221022222100122202002
421020332220001311
5130044430423104
64301510425045
7465131160455
oct111076500165
927288318662
109814311029
114186a17156
121a9a962185
13c053a4043
14691627d65
153c692e01e
hex248fa8075

9814311029 has 4 divisors (see below), whose sum is σ = 9816204684. Its totient is φ = 9812417376.

The previous prime is 9814311007. The next prime is 9814311061. The reversal of 9814311029 is 9201134189.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2332407025 + 7481904004 = 48295^2 + 86498^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-9814311029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9814310983 and 9814311001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9814311079) 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, 939032 + ... + 949425.

It is an arithmetic number, because the mean of its divisors is an integer number (2454051171).

Almost surely, 29814311029 is an apocalyptic number.

It is an amenable number.

9814311029 is a deficient number, since it is larger than the sum of its proper divisors (1893655).

9814311029 is a wasteful number, since it uses less digits than its factorization.

9814311029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893654.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 9814311029 is about 99067.2046087907. The cubic root of 9814311029 is about 2141.0161294421.

The spelling of 9814311029 in words is "nine billion, eight hundred fourteen million, three hundred eleven thousand, twenty-nine".

Divisors: 1 5197 1888457 9814311029