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BaseRepresentation
bin100010010101111011
321010221220
4202111323
514000132
63003123
71124052
oct422573
9233856
10140667
119675a
12694a3
134c047
1439399
152ba2c
hex2257b

140667 has 4 divisors (see below), whose sum is σ = 187560. Its totient is φ = 93776.

The previous prime is 140663. The next prime is 140677. The reversal of 140667 is 766041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140667 - 22 = 140663 is a prime.

It is a D-number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (140663) 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, 23442 + ... + 23447.

It is an arithmetic number, because the mean of its divisors is an integer number (46890).

2140667 is an apocalyptic number.

140667 is a deficient number, since it is larger than the sum of its proper divisors (46893).

140667 is an equidigital number, since it uses as much as digits as its factorization.

140667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46892.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 140667 is about 375.0559958193. The cubic root of 140667 is about 52.0072721585.

The spelling of 140667 in words is "one hundred forty thousand, six hundred sixty-seven".

Divisors: 1 3 46889 140667