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1330144124 = 221719560943
BaseRepresentation
bin100111101001000…
…0110001101111100
310102200220022201012
41033102012031330
510211004102444
6335553334352
744651016131
oct11722061574
93380808635
101330144124
11622916a71
123115673b8
1318276073a
14c892a588
157bb96b9e
hex4f48637c

1330144124 has 12 divisors (see below), whose sum is σ = 2464678944. Its totient is φ = 625950144.

The previous prime is 1330144121. The next prime is 1330144159. The reversal of 1330144124 is 4214410331.

It is a super-2 number, since 2×13301441242 = 3538566781223454752, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1330144124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330144121) 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, 9780404 + ... + 9780539.

It is an arithmetic number, because the mean of its divisors is an integer number (205389912).

Almost surely, 21330144124 is an apocalyptic number.

It is an amenable number.

1330144124 is a deficient number, since it is larger than the sum of its proper divisors (1134534820).

1330144124 is a wasteful number, since it uses less digits than its factorization.

1330144124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19560964 (or 19560962 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1330144124 is about 36471.1409747488. The cubic root of 1330144124 is about 1099.7641709318.

Adding to 1330144124 its reverse (4214410331), we get a palindrome (5544554455).

The spelling of 1330144124 in words is "one billion, three hundred thirty million, one hundred forty-four thousand, one hundred twenty-four".

Divisors: 1 2 4 17 34 68 19560943 39121886 78243772 332536031 665072062 1330144124