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140223223013 = 1571437320411
BaseRepresentation
bin1000001010010111110…
…1001001010011100101
3111101221101201210011012
42002211331021103211
54244134121114023
6144230114152005
713062601505156
oct2024575112345
9441841653135
10140223223013
1154517398975
1223214582605
13102b8bba713
146b0313792d
1539aa616978
hex20a5f494e5

140223223013 has 8 divisors (see below), whose sum is σ = 140351442336. Its totient is φ = 140095056400.

The previous prime is 140223223001. The next prime is 140223223061. The reversal of 140223223013 is 310322322041.

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

It is a cyclic number.

It is not a de Polignac number, because 140223223013 - 26 = 140223222949 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 140223223013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140223223513) 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, 6859778 + ... + 6880188.

It is an arithmetic number, because the mean of its divisors is an integer number (17543930292).

Almost surely, 2140223223013 is an apocalyptic number.

It is an amenable number.

140223223013 is a deficient number, since it is larger than the sum of its proper divisors (128219323).

140223223013 is a wasteful number, since it uses less digits than its factorization.

140223223013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26355.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 140223223013 its reverse (310322322041), we get a palindrome (450545545054).

The spelling of 140223223013 in words is "one hundred forty billion, two hundred twenty-three million, two hundred twenty-three thousand, thirteen".

Divisors: 1 1571 4373 20411 6869983 32065681 89257303 140223223013