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144142420233 = 376863924773
BaseRepresentation
bin1000011000111110001…
…1101100100100001001
3111210001112101122000210
42012033203230210021
54330200424421413
6150115040151333
713261661233140
oct2061743544411
9453045348023
10144142420233
1156148702839
1223b29008549
1310791b5a526
146d95856757
153b3972a3c3
hex218f8ec909

144142420233 has 8 divisors (see below), whose sum is σ = 219645592768. Its totient is φ = 82367097264.

The previous prime is 144142420193. The next prime is 144142420237. The reversal of 144142420233 is 332024241441.

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

It is not a de Polignac number, because 144142420233 - 214 = 144142403849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144142420233.

It is not an unprimeable number, because it can be changed into a prime (144142420237) 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, 3431962366 + ... + 3431962407.

It is an arithmetic number, because the mean of its divisors is an integer number (27455699096).

Almost surely, 2144142420233 is an apocalyptic number.

It is an amenable number.

144142420233 is a deficient number, since it is larger than the sum of its proper divisors (75503172535).

144142420233 is an equidigital number, since it uses as much as digits as its factorization.

144142420233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6863924783.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 144142420233 its reverse (332024241441), we get a palindrome (476166661674).

The spelling of 144142420233 in words is "one hundred forty-four billion, one hundred forty-two million, four hundred twenty thousand, two hundred thirty-three".

Divisors: 1 3 7 21 6863924773 20591774319 48047473411 144142420233