Search a number
-
+
144310224131 = 557259084783
BaseRepresentation
bin1000011001100110001…
…1110100010100000011
3111210111020010221200222
42012121203310110003
54331021404133011
6150143432533255
713266066444263
oct2063143642403
9453436127628
10144310224131
11562243a5347
1223b7525122b
13107ba851088
146dadc577a3
153b49324ddb
hex21998f4503

144310224131 has 4 divisors (see below), whose sum is σ = 144569309472. Its totient is φ = 144051138792.

The previous prime is 144310224109. The next prime is 144310224137. The reversal of 144310224131 is 131422013441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131422013441 = 177730706673.

It is a cyclic number.

It is not a de Polignac number, because 144310224131 - 210 = 144310223107 is a prime.

It is a super-2 number, since 2×1443102241312 (a number of 23 digits) contains 22 as substring.

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 144310224131.

It is not an unprimeable number, because it can be changed into a prime (144310224137) 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, 129541835 + ... + 129542948.

It is an arithmetic number, because the mean of its divisors is an integer number (36142327368).

Almost surely, 2144310224131 is an apocalyptic number.

144310224131 is a deficient number, since it is larger than the sum of its proper divisors (259085341).

144310224131 is an equidigital number, since it uses as much as digits as its factorization.

144310224131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259085340.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 144310224131 its reverse (131422013441), we get a palindrome (275732237572).

The spelling of 144310224131 in words is "one hundred forty-four billion, three hundred ten million, two hundred twenty-four thousand, one hundred thirty-one".

Divisors: 1 557 259084783 144310224131