Search a number
-
+
140304123 = 335196449
BaseRepresentation
bin10000101110011…
…01111011111011
3100210000012002000
420113031323323
5241404212443
621531112043
73322364631
oct1027157373
9323005060
10140304123
117221a623
123aba2623
13230b58bb
14148c3351
15c4b68d3
hex85cdefb

140304123 has 8 divisors (see below), whose sum is σ = 207858000. Its totient is φ = 93536064.

The previous prime is 140304121. The next prime is 140304127. The reversal of 140304123 is 321403041.

It is not a de Polignac number, because 140304123 - 21 = 140304121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140304096 and 140304105.

It is not an unprimeable number, because it can be changed into a prime (140304121) 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, 2598198 + ... + 2598251.

It is an arithmetic number, because the mean of its divisors is an integer number (25982250).

Almost surely, 2140304123 is an apocalyptic number.

140304123 is a deficient number, since it is larger than the sum of its proper divisors (67553877).

140304123 is an equidigital number, since it uses as much as digits as its factorization.

140304123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5196458 (or 5196452 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 140304123 is about 11845.0041367658. The cubic root of 140304123 is about 519.6251279924.

Adding to 140304123 its reverse (321403041), we get a palindrome (461707164).

The spelling of 140304123 in words is "one hundred forty million, three hundred four thousand, one hundred twenty-three".

Divisors: 1 3 9 27 5196449 15589347 46768041 140304123