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120200343 = 353755977
BaseRepresentation
bin1110010101000…
…01110010010111
322101011210212120
413022201302113
5221232402333
615532151023
72656454214
oct712416227
9271153776
10120200343
116193932a
1234308473
131bb97183
1411d6cb0b
15a844db3
hex72a1c97

120200343 has 8 divisors (see below), whose sum is σ = 163291248. Its totient is φ = 78621504.

The previous prime is 120200329. The next prime is 120200347. The reversal of 120200343 is 343002021.

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

It is not a de Polignac number, because 120200343 - 213 = 120192151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377830 + ... + 378147.

It is an arithmetic number, because the mean of its divisors is an integer number (20411406).

Almost surely, 2120200343 is an apocalyptic number.

120200343 is a deficient number, since it is larger than the sum of its proper divisors (43090905).

120200343 is an equidigital number, since it uses as much as digits as its factorization.

120200343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756033.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 120200343 is about 10963.5917016277. The cubic root of 120200343 is about 493.5167557639.

Adding to 120200343 its reverse (343002021), we get a palindrome (463202364).

The spelling of 120200343 in words is "one hundred twenty million, two hundred thousand, three hundred forty-three".

Divisors: 1 3 53 159 755977 2267931 40066781 120200343