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141020234 = 2422916673
BaseRepresentation
bin10000110011111…
…00110001001010
3100211100120101122
420121330301022
5242100121414
621554315242
73331436465
oct1031746112
9324316348
10141020234
1172669653
123b288b22
13232a6834
1414a2c2dc
15c5a8b8e
hex867cc4a

141020234 has 8 divisors (see below), whose sum is σ = 211593060. Its totient is φ = 70489216.

The previous prime is 141020213. The next prime is 141020239. The reversal of 141020234 is 432020141.

It can be written as a sum of positive squares in 2 ways, for example, as 93064609 + 47955625 = 9647^2 + 6925^2 .

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

It is not an unprimeable number, because it can be changed into a prime (141020239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122 + ... + 16794.

Almost surely, 2141020234 is an apocalyptic number.

141020234 is a deficient number, since it is larger than the sum of its proper divisors (70572826).

141020234 is a wasteful number, since it uses less digits than its factorization.

141020234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20904.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 141020234 is about 11875.1940615722. The cubic root of 141020234 is about 520.5076821904.

Adding to 141020234 its reverse (432020141), we get a palindrome (573040375).

The spelling of 141020234 in words is "one hundred forty-one million, twenty thousand, two hundred thirty-four".

Divisors: 1 2 4229 8458 16673 33346 70510117 141020234