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143140514 = 2116506387
BaseRepresentation
bin10001000100000…
…10011010100010
3100222100021212112
420202002122202
5243120444024
622111555322
73355450166
oct1042023242
9328307775
10143140514
1173887650
123bb2bb42
132386993a
1415020ca6
15c87700e
hex88826a2

143140514 has 8 divisors (see below), whose sum is σ = 234229968. Its totient is φ = 65063860.

The previous prime is 143140513. The next prime is 143140567. The reversal of 143140514 is 415041341.

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

It is a self number, because there is not a number n which added to its sum of digits gives 143140514.

It is not an unprimeable number, because it can be changed into a prime (143140513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3253172 + ... + 3253215.

It is an arithmetic number, because the mean of its divisors is an integer number (29278746).

Almost surely, 2143140514 is an apocalyptic number.

143140514 is a deficient number, since it is larger than the sum of its proper divisors (91089454).

143140514 is a wasteful number, since it uses less digits than its factorization.

143140514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6506400.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 143140514 is about 11964.1344860378. The cubic root of 143140514 is about 523.1033774982.

Adding to 143140514 its reverse (415041341), we get a palindrome (558181855).

The spelling of 143140514 in words is "one hundred forty-three million, one hundred forty thousand, five hundred fourteen".

Divisors: 1 2 11 22 6506387 13012774 71570257 143140514