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342676973 = 17145313873
BaseRepresentation
bin10100011011001…
…101010111101101
3212212210210102202
4110123031113231
51200211130343
654000431245
711330464142
oct2433152755
9785723382
10342676973
11166483311
1296918525
1355cc0c52
14337223c9
152013ddb8
hex146cd5ed

342676973 has 8 divisors (see below), whose sum is σ = 363110328. Its totient is φ = 322274304.

The previous prime is 342676937. The next prime is 342676979. The reversal of 342676973 is 379676243.

It can be written as a sum of positive squares in 4 ways, for example, as 188842564 + 153834409 = 13742^2 + 12403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 342676973 - 26 = 342676909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342676979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17765 + ... + 31637.

It is an arithmetic number, because the mean of its divisors is an integer number (45388791).

Almost surely, 2342676973 is an apocalyptic number.

It is an amenable number.

342676973 is a deficient number, since it is larger than the sum of its proper divisors (20433355).

342676973 is a wasteful number, since it uses less digits than its factorization.

342676973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15343.

The product of its digits is 1143072, while the sum is 47.

The square root of 342676973 is about 18511.5362139397. The cubic root of 342676973 is about 699.7801847219.

The spelling of 342676973 in words is "three hundred forty-two million, six hundred seventy-six thousand, nine hundred seventy-three".

Divisors: 1 17 1453 13873 24701 235841 20157469 342676973