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55437083 = 1331151911
BaseRepresentation
bin1101001101111…
…0011100011011
310212022111101022
43103132130123
5103142441313
65300113055
71242131102
oct323363433
9125274338
1055437083
1129324779
121669578b
13b640110
147511039
154d00c08
hex34de71b

55437083 has 16 divisors (see below), whose sum is σ = 62103552. Its totient is φ = 49140000.

The previous prime is 55437077. The next prime is 55437091. The reversal of 55437083 is 38073455.

It is not a de Polignac number, because 55437083 - 212 = 55432987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55437023) 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, 60398 + ... + 61308.

It is an arithmetic number, because the mean of its divisors is an integer number (3881472).

Almost surely, 255437083 is an apocalyptic number.

55437083 is a deficient number, since it is larger than the sum of its proper divisors (6666469).

55437083 is a wasteful number, since it uses less digits than its factorization.

55437083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 55437083 is about 7445.6083028857. The cubic root of 55437083 is about 381.2999867093.

The spelling of 55437083 in words is "fifty-five million, four hundred thirty-seven thousand, eighty-three".

Divisors: 1 13 31 151 403 911 1963 4681 11843 28241 60853 137561 367133 1788293 4264391 55437083