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141213223 = 671921017
BaseRepresentation
bin10000110101010…
…11111000100111
3100211201101010101
420122223320213
5242122310343
622002404531
73333202234
oct1032537047
9324641111
10141213223
1172790648
123b360747
1323343628
1414a7c78b
15c5e5e4d
hex86abe27

141213223 has 4 divisors (see below), whose sum is σ = 141240960. Its totient is φ = 141185488.

The previous prime is 141213197. The next prime is 141213229. The reversal of 141213223 is 322312141.

It is a happy number.

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 141213223 - 221 = 139116071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141213223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141213229) 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, 3790 + ... + 17227.

It is an arithmetic number, because the mean of its divisors is an integer number (35310240).

Almost surely, 2141213223 is an apocalyptic number.

141213223 is a deficient number, since it is larger than the sum of its proper divisors (27737).

141213223 is an equidigital number, since it uses as much as digits as its factorization.

141213223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27736.

The product of its digits is 288, while the sum is 19.

The square root of 141213223 is about 11883.3170032613. The cubic root of 141213223 is about 520.7450156694.

Adding to 141213223 its reverse (322312141), we get a palindrome (463525364).

The spelling of 141213223 in words is "one hundred forty-one million, two hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 6719 21017 141213223