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340340433 = 3297515209
BaseRepresentation
bin10100010010010…
…010111011010001
3212201102002022020
4110102102323101
51144111343213
653434402053
711301563106
oct2422227321
9781362266
10340340433
11165127894
1295b90329
1355683594
151ed2b923
hex14492ed1

340340433 has 16 divisors (see below), whose sum is σ = 470150400. Its totient is φ = 218736000.

The previous prime is 340340431. The next prime is 340340449. The reversal of 340340433 is 334043043.

It is not a de Polignac number, because 340340433 - 21 = 340340431 is a prime.

It is a super-2 number, since 2×3403404332 = 231663220669254978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (340340431) 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, 62733 + ... + 67941.

It is an arithmetic number, because the mean of its divisors is an integer number (29384400).

Almost surely, 2340340433 is an apocalyptic number.

It is an amenable number.

340340433 is a deficient number, since it is larger than the sum of its proper divisors (129809967).

340340433 is a wasteful number, since it uses less digits than its factorization.

340340433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5992.

The product of its (nonzero) digits is 5184, while the sum is 24.

The square root of 340340433 is about 18448.3178907997. The cubic root of 340340433 is about 698.1860743423.

Adding to 340340433 its reverse (334043043), we get a palindrome (674383476).

The spelling of 340340433 in words is "three hundred forty million, three hundred forty thousand, four hundred thirty-three".