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123341024144 = 24131135247661
BaseRepresentation
bin111001011011110110…
…0101010101110010000
3102210100211220020000102
41302313230222232100
54010100300233034
6132355002111532
711624335256402
oct1626754525620
9383324806012
10123341024144
1148343879aa8
121baa27ab5a8
13b828431430
145d80d60b72
15331d45d97e
hex1cb7b2ab90

123341024144 has 40 divisors (see below), whose sum is σ = 259633325112. Its totient is φ = 56422840320.

The previous prime is 123341024143. The next prime is 123341024167. The reversal of 123341024144 is 441420143321.

It can be written as a sum of positive squares in 4 ways, for example, as 9704614144 + 113636410000 = 98512^2 + 337100^2 .

It is not an unprimeable number, because it can be changed into a prime (123341024143) 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, 2600327 + ... + 2647334.

Almost surely, 2123341024144 is an apocalyptic number.

It is an amenable number.

123341024144 is an abundant number, since it is smaller than the sum of its proper divisors (136292300968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123341024144 is a wasteful number, since it uses less digits than its factorization.

123341024144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5247795 (or 5247789 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 123341024144 its reverse (441420143321), we get a palindrome (564761167465).

The spelling of 123341024144 in words is "one hundred twenty-three billion, three hundred forty-one million, twenty-four thousand, one hundred forty-four".

Divisors: 1 2 4 8 13 16 26 52 104 113 208 226 452 904 1469 1808 2938 5876 11752 23504 5247661 10495322 20990644 41981288 68219593 83962576 136439186 272878372 545756744 592985693 1091513488 1185971386 2371942772 4743885544 7708814009 9487771088 15417628018 30835256036 61670512072 123341024144