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142155024514 = 2217273271391
BaseRepresentation
bin1000010001100100011…
…0011000100010000010
3111120221000202110121221
42010121012120202002
54312113141241024
6145145523305254
713161506525416
oct2043106304202
9446830673557
10142155024514
1155318894a38
122367351b22a
13105361a7229
146c4791cd46
153a700073e4
hex2119198882

142155024514 has 8 divisors (see below), whose sum is σ = 213242416128. Its totient is φ = 71074219140.

The previous prime is 142155024511. The next prime is 142155024523. The reversal of 142155024514 is 415420551241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142155024514.

It is not an unprimeable number, because it can be changed into a prime (142155024511) 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, 1592242 + ... + 1679149.

It is an arithmetic number, because the mean of its divisors is an integer number (26655302016).

Almost surely, 2142155024514 is an apocalyptic number.

142155024514 is a deficient number, since it is larger than the sum of its proper divisors (71087391614).

142155024514 is a wasteful number, since it uses less digits than its factorization.

142155024514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3293120.

The product of its (nonzero) digits is 32000, while the sum is 34.

Adding to 142155024514 its reverse (415420551241), we get a palindrome (557575575755).

The spelling of 142155024514 in words is "one hundred forty-two billion, one hundred fifty-five million, twenty-four thousand, five hundred fourteen".

Divisors: 1 2 21727 43454 3271391 6542782 71077512257 142155024514