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119312143 = 433178753
BaseRepresentation
bin1110001110010…
…00111100001111
322022111200111021
413013020330033
5221020442033
615501135011
72646064546
oct707107417
9268450437
10119312143
1161391a85
1233b5a467
131b945b02
1411bbb15d
15a71bb2d
hex71c8f0f

119312143 has 8 divisors (see below), whose sum is σ = 122485968. Its totient is φ = 116156544.

The previous prime is 119312113. The next prime is 119312147. The reversal of 119312143 is 341213911.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-119312143 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 (119312147) 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, 9255 + ... + 18007.

It is an arithmetic number, because the mean of its divisors is an integer number (15310746).

Almost surely, 2119312143 is an apocalyptic number.

119312143 is a deficient number, since it is larger than the sum of its proper divisors (3173825).

119312143 is an equidigital number, since it uses as much as digits as its factorization.

119312143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9113.

The product of its digits is 648, while the sum is 25.

The square root of 119312143 is about 10923.0097958392. The cubic root of 119312143 is about 492.2981632339.

The spelling of 119312143 in words is "one hundred nineteen million, three hundred twelve thousand, one hundred forty-three".

Divisors: 1 43 317 8753 13631 376379 2774701 119312143