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55677319 = 237333161
BaseRepresentation
bin1101010001100…
…1000110000111
310212202200220221
43110121012013
5103223133234
65305205211
71244151355
oct324310607
9125680827
1055677319
1129479215
1216790807
13b6c5579
1475747d5
154d4beb4
hex3519187

55677319 has 8 divisors (see below), whose sum is σ = 58895712. Its totient is φ = 52525440.

The previous prime is 55677317. The next prime is 55677331. The reversal of 55677319 is 91377655.

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 55677319 - 21 = 55677317 is a prime.

It is a super-2 number, since 2×556773192 = 6199927702055522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55677311) 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, 14902 + ... + 18259.

It is an arithmetic number, because the mean of its divisors is an integer number (7361964).

Almost surely, 255677319 is an apocalyptic number.

55677319 is a deficient number, since it is larger than the sum of its proper divisors (3218393).

55677319 is a wasteful number, since it uses less digits than its factorization.

55677319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33257.

The product of its digits is 198450, while the sum is 43.

The square root of 55677319 is about 7461.7235944519. The cubic root of 55677319 is about 381.8499794672.

The spelling of 55677319 in words is "fifty-five million, six hundred seventy-seven thousand, three hundred nineteen".

Divisors: 1 23 73 1679 33161 762703 2420753 55677319