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142164345611 = 1932381309367
BaseRepresentation
bin1000010001100110100…
…1111100001100001011
3111120221200022000202202
42010121221330030023
54312123033024421
6145150455150415
713161651666551
oct2043151741413
9446850260682
10142164345611
1155323081022
122367667540b
13105380bba82
146c48c67bd1
153a70c4910b
hex2119a7c30b

142164345611 has 8 divisors (see below), whose sum is σ = 142961427744. Its totient is φ = 141367887360.

The previous prime is 142164345593. The next prime is 142164345637. The reversal of 142164345611 is 116543461241.

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 142164345611 - 214 = 142164329227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142164344611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304850 + ... + 614216.

It is an arithmetic number, because the mean of its divisors is an integer number (17870178468).

Almost surely, 2142164345611 is an apocalyptic number.

142164345611 is a deficient number, since it is larger than the sum of its proper divisors (797082133).

142164345611 is a wasteful number, since it uses less digits than its factorization.

142164345611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311941.

The product of its digits is 69120, while the sum is 38.

The spelling of 142164345611 in words is "one hundred forty-two billion, one hundred sixty-four million, three hundred forty-five thousand, six hundred eleven".

Divisors: 1 193 2381 309367 459533 59707831 736602827 142164345611