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140316771 = 376681751
BaseRepresentation
bin10000101110100…
…01000001100011
3100210000211102110
420113101001203
5241410114041
621531250403
73322446540
oct1027210143
9323024373
10140316771
1172229081
123aba9a03
13230bb59a
14148c7bc7
15c4ba516
hex85d1063

140316771 has 8 divisors (see below), whose sum is σ = 213816064. Its totient is φ = 80181000.

The previous prime is 140316769. The next prime is 140316779. The reversal of 140316771 is 177613041.

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

It is not a de Polignac number, because 140316771 - 21 = 140316769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140316779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3340855 + ... + 3340896.

It is an arithmetic number, because the mean of its divisors is an integer number (26727008).

Almost surely, 2140316771 is an apocalyptic number.

140316771 is a deficient number, since it is larger than the sum of its proper divisors (73499293).

140316771 is an equidigital number, since it uses as much as digits as its factorization.

140316771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6681761.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 140316771 is about 11845.5380207064. The cubic root of 140316771 is about 519.6407417439.

It can be divided in two parts, 14031 and 6771, that added together give a palindrome (20802).

The spelling of 140316771 in words is "one hundred forty million, three hundred sixteen thousand, seven hundred seventy-one".

Divisors: 1 3 7 21 6681751 20045253 46772257 140316771