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340120122 = 23177942209
BaseRepresentation
bin10100010001011…
…101001000111010
3212200222220002120
4110101131020322
51144032320442
653425542110
711266654566
oct2421351072
9780886076
10340120122
11164a97311
1295aa4936
1355607214
14332586a6
151ecd64ec
hex1445d23a

340120122 has 32 divisors (see below), whose sum is σ = 729388800. Its totient is φ = 105351168.

The previous prime is 340120069. The next prime is 340120129. The reversal of 340120122 is 221021043.

It is not an unprimeable number, because it can be changed into a prime (340120129) 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 15 ways as a sum of consecutive naturals, for example, 13047 + ... + 29162.

It is an arithmetic number, because the mean of its divisors is an integer number (22793400).

Almost surely, 2340120122 is an apocalyptic number.

340120122 is an abundant number, since it is smaller than the sum of its proper divisors (389268678).

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

340120122 is a wasteful number, since it uses less digits than its factorization.

340120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42310.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 340120122 is about 18442.3458919954. The cubic root of 340120122 is about 698.0353906353.

Adding to 340120122 its reverse (221021043), we get a palindrome (561141165).

The spelling of 340120122 in words is "three hundred forty million, one hundred twenty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 17 34 51 79 102 158 237 474 1343 2686 4029 8058 42209 84418 126627 253254 717553 1435106 2152659 3334511 4305318 6669022 10003533 20007066 56686687 113373374 170060061 340120122