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140953 = 472999
BaseRepresentation
bin100010011010011001
321011100111
4202122121
514002303
63004321
71124641
oct423231
9234314
10140953
119699a
12696a1
134c207
1439521
152bb6d
hex22699

140953 has 4 divisors (see below), whose sum is σ = 144000. Its totient is φ = 137908.

The previous prime is 140939. The next prime is 140977. The reversal of 140953 is 359041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140953 - 213 = 132761 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (140983) 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, 1453 + ... + 1546.

It is an arithmetic number, because the mean of its divisors is an integer number (36000).

2140953 is an apocalyptic number.

It is an amenable number.

140953 is a deficient number, since it is larger than the sum of its proper divisors (3047).

140953 is an equidigital number, since it uses as much as digits as its factorization.

140953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 140953 is about 375.4370786164. The cubic root of 140953 is about 52.0424948492.

Adding to 140953 its reverse (359041), we get a palindrome (499994).

The spelling of 140953 in words is "one hundred forty thousand, nine hundred fifty-three".

Divisors: 1 47 2999 140953