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55059473 = 719413981
BaseRepresentation
bin1101001000001…
…0010000010001
310211121022101202
43102002100101
5103043400343
65244040545
71235666150
oct322022021
9124538352
1055059473
1129096aa7
1216533155
13b53a291
147453597
154c78db8
hex3482411

55059473 has 8 divisors (see below), whose sum is σ = 66237120. Its totient is φ = 44709840.

The previous prime is 55059463. The next prime is 55059491. The reversal of 55059473 is 37495055.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55059473 - 214 = 55043089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55059463) 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, 206858 + ... + 207123.

It is an arithmetic number, because the mean of its divisors is an integer number (8279640).

Almost surely, 255059473 is an apocalyptic number.

It is an amenable number.

55059473 is a deficient number, since it is larger than the sum of its proper divisors (11177647).

55059473 is a wasteful number, since it uses less digits than its factorization.

55059473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414007.

The product of its (nonzero) digits is 94500, while the sum is 38.

The square root of 55059473 is about 7420.2070725823. The cubic root of 55059473 is about 380.4322712387.

The spelling of 55059473 in words is "fifty-five million, fifty-nine thousand, four hundred seventy-three".

Divisors: 1 7 19 133 413981 2897867 7865639 55059473