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144130402423 = 754737641787
BaseRepresentation
bin1000011000111011010…
…1110110100001110111
3111210000200210001200201
42012032311312201313
54330134340334143
6150113530421331
713261454130610
oct2061665664167
9453020701621
10144130402423
1156141944667
1223b24b91847
131078c5103b7
146d94008c07
153b3865464d
hex218ed76877

144130402423 has 8 divisors (see below), whose sum is σ = 165021598592. Its totient is φ = 123314490936.

The previous prime is 144130402417. The next prime is 144130402453. The reversal of 144130402423 is 324204031441.

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

It is not a de Polignac number, because 144130402423 - 25 = 144130402391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144130402391 and 144130402400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144130402453) 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, 18817065 + ... + 18824722.

It is an arithmetic number, because the mean of its divisors is an integer number (20627699824).

Almost surely, 2144130402423 is an apocalyptic number.

144130402423 is a deficient number, since it is larger than the sum of its proper divisors (20891196169).

144130402423 is an equidigital number, since it uses as much as digits as its factorization.

144130402423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37642341.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 144130402423 its reverse (324204031441), we get a palindrome (468334433864).

The spelling of 144130402423 in words is "one hundred forty-four billion, one hundred thirty million, four hundred two thousand, four hundred twenty-three".

Divisors: 1 7 547 3829 37641787 263492509 20590057489 144130402423