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55084933 = 196474481
BaseRepresentation
bin1101001000100…
…0011110000101
310211122121022201
43102020132011
5103100204213
65244354501
71236133321
oct322103605
9124577281
1055084933
1129104142
1216545a31
13b548a47
14745c981
154c816dd
hex3488785

55084933 has 8 divisors (see below), whose sum is σ = 58086720. Its totient is φ = 52093440.

The previous prime is 55084927. The next prime is 55084957. The reversal of 55084933 is 33948055.

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

It is not a de Polignac number, because 55084933 - 217 = 54953861 is a prime.

It is a super-2 number, since 2×550849332 = 6068699687228978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55084892 and 55084901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55084433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10053 + ... + 14533.

It is an arithmetic number, because the mean of its divisors is an integer number (7260840).

Almost surely, 255084933 is an apocalyptic number.

It is an amenable number.

55084933 is a deficient number, since it is larger than the sum of its proper divisors (3001787).

55084933 is a wasteful number, since it uses less digits than its factorization.

55084933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5147.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 55084933 is about 7421.9224598483. The cubic root of 55084933 is about 380.4909006477.

The spelling of 55084933 in words is "fifty-five million, eighty-four thousand, nine hundred thirty-three".

Divisors: 1 19 647 4481 12293 85139 2899207 55084933