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312030034 = 2833475417
BaseRepresentation
bin10010100110010…
…011001101010010
3210202010202201221
4102212103031102
51114334430114
650543515254
710506132361
oct2246231522
9722122657
10312030034
11150150868
12885b8b2a
134c850674
142d6257d8
151c5d8524
hex12993352

312030034 has 16 divisors (see below), whose sum is σ = 475136928. Its totient is φ = 153662752.

The previous prime is 312030031. The next prime is 312030041. The reversal of 312030034 is 430030213.

It is not an unprimeable number, because it can be changed into a prime (312030031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54894 + ... + 60310.

It is an arithmetic number, because the mean of its divisors is an integer number (29696058).

Almost surely, 2312030034 is an apocalyptic number.

312030034 is a deficient number, since it is larger than the sum of its proper divisors (163106894).

312030034 is a wasteful number, since it uses less digits than its factorization.

312030034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5849.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 312030034 is about 17664.3718824078. The cubic root of 312030034 is about 678.2640510764.

Adding to 312030034 its reverse (430030213), we get a palindrome (742060247).

The spelling of 312030034 in words is "three hundred twelve million, thirty thousand, thirty-four".

Divisors: 1 2 83 166 347 694 5417 10834 28801 57602 449611 899222 1879699 3759398 156015017 312030034