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55632453053 = 104953033797
BaseRepresentation
bin110011110011111100…
…111101110110111101
312022121010021102200012
4303303330331312331
51402413401444203
641320204313005
74006424022452
oct636374756675
9168533242605
1055632453053
1121659084431
12a947242765
13532794a898
14299a7c5829
1516a90c9bd8
hexcf3f3ddbd

55632453053 has 4 divisors (see below), whose sum is σ = 55685487900. Its totient is φ = 55579418208.

The previous prime is 55632452999. The next prime is 55632453101. The reversal of 55632453053 is 35035423655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35035423655 = 57007084731.

It can be written as a sum of positive squares in 2 ways, for example, as 50625900004 + 5006553049 = 225002^2 + 70757^2 .

It is a cyclic number.

It is not a de Polignac number, because 55632453053 - 28 = 55632452797 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55632453053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55632453953) 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, 26515850 + ... + 26517947.

It is an arithmetic number, because the mean of its divisors is an integer number (13921371975).

Almost surely, 255632453053 is an apocalyptic number.

It is an amenable number.

55632453053 is a deficient number, since it is larger than the sum of its proper divisors (53034847).

55632453053 is a wasteful number, since it uses less digits than its factorization.

55632453053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53034846.

The product of its (nonzero) digits is 810000, while the sum is 41.

The spelling of 55632453053 in words is "fifty-five billion, six hundred thirty-two million, four hundred fifty-three thousand, fifty-three".

Divisors: 1 1049 53033797 55632453053