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5142444 = 2231393083
BaseRepresentation
bin10011100111011110101100
3100200021002220
4103213132230
52304024234
6302115340
761465356
oct23473654
910607086
105142444
1129a265a
12187bb50
1310b0888
1497c0d6
156b8a49
hex4e77ac

5142444 has 24 divisors (see below), whose sum is σ = 12089280. Its totient is φ = 1701264.

The previous prime is 5142421. The next prime is 5142461. The reversal of 5142444 is 4442415.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127 + ... + 3209.

It is an arithmetic number, because the mean of its divisors is an integer number (503720).

Almost surely, 25142444 is an apocalyptic number.

It is an amenable number.

5142444 is an abundant number, since it is smaller than the sum of its proper divisors (6946836).

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

5142444 is a wasteful number, since it uses less digits than its factorization.

5142444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229 (or 3227 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 5142444 is about 2267.6957467879. The cubic root of 5142444 is about 172.6062525400.

Adding to 5142444 its reverse (4442415), we get a palindrome (9584859).

The spelling of 5142444 in words is "five million, one hundred forty-two thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 3083 6166 9249 12332 18498 36996 428537 857074 1285611 1714148 2571222 5142444