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55654541 = 69498009
BaseRepresentation
bin1101010001001…
…1100010001101
310212201112200022
43110103202031
5103221421131
65304511525
71244025065
oct324234215
9125645608
1055654541
1129463098
121677b5a5
13b6b80a7
14756a3a5
154d4537b
hex351388d

55654541 has 4 divisors (see below), whose sum is σ = 55669500. Its totient is φ = 55639584.

The previous prime is 55654519. The next prime is 55654601. The reversal of 55654541 is 14545655.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 42902500 + 12752041 = 6550^2 + 3571^2 .

It is a cyclic number.

It is not a de Polignac number, because 55654541 - 214 = 55638157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55654441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2945 + ... + 10953.

It is an arithmetic number, because the mean of its divisors is an integer number (13917375).

Almost surely, 255654541 is an apocalyptic number.

It is an amenable number.

55654541 is a deficient number, since it is larger than the sum of its proper divisors (14959).

55654541 is an equidigital number, since it uses as much as digits as its factorization.

55654541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14958.

The product of its digits is 60000, while the sum is 35.

The square root of 55654541 is about 7460.1971153583. The cubic root of 55654541 is about 381.7978998211.

The spelling of 55654541 in words is "fifty-five million, six hundred fifty-four thousand, five hundred forty-one".

Divisors: 1 6949 8009 55654541