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55214003 = 1341103591
BaseRepresentation
bin1101001010011…
…1111110110011
310211220011101002
43102213332303
5103113322003
65251232215
71240211525
oct322477663
9124804332
1055214003
1129192109
12165a866b
13b592710
147493a15
154ca9a88
hex34a7fb3

55214003 has 8 divisors (see below), whose sum is σ = 60912096. Its totient is φ = 49723200.

The previous prime is 55213993. The next prime is 55214039. The reversal of 55214003 is 30041255.

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

It is a cyclic number.

It is not a de Polignac number, because 55214003 - 28 = 55213747 is a prime.

It is a super-2 number, since 2×552140032 = 6097172254568018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55214063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51263 + ... + 52328.

It is an arithmetic number, because the mean of its divisors is an integer number (7614012).

Almost surely, 255214003 is an apocalyptic number.

55214003 is a deficient number, since it is larger than the sum of its proper divisors (5698093).

55214003 is a wasteful number, since it uses less digits than its factorization.

55214003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103645.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 55214003 is about 7430.6125588675. The cubic root of 55214003 is about 380.7878460558.

Adding to 55214003 its reverse (30041255), we get a palindrome (85255258).

The spelling of 55214003 in words is "fifty-five million, two hundred fourteen thousand, three".

Divisors: 1 13 41 533 103591 1346683 4247231 55214003