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55124041 = 729383709
BaseRepresentation
bin1101001001001…
…0000001001001
310211201120222011
43102102001021
5103102432131
65245255521
71236355330
oct322220111
9124646864
1055124041
1129130565
12165645a1
13b56079b
14746cd17
154c8d0b1
hex3492049

55124041 has 16 divisors (see below), whose sum is σ = 65433600. Its totient is φ = 45436608.

The previous prime is 55124029. The next prime is 55124057. The reversal of 55124041 is 14042155.

It is not a de Polignac number, because 55124041 - 211 = 55121993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55124021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77395 + ... + 78103.

It is an arithmetic number, because the mean of its divisors is an integer number (4089600).

Almost surely, 255124041 is an apocalyptic number.

It is an amenable number.

55124041 is a deficient number, since it is larger than the sum of its proper divisors (10309559).

55124041 is a wasteful number, since it uses less digits than its factorization.

55124041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 55124041 is about 7424.5566197585. The cubic root of 55124041 is about 380.5809235588.

Adding to 55124041 its reverse (14042155), we get a palindrome (69166196).

The spelling of 55124041 in words is "fifty-five million, one hundred twenty-four thousand, forty-one".

Divisors: 1 7 29 203 383 709 2681 4963 11107 20561 77749 143927 271547 1900829 7874863 55124041