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55054111445 = 511639467603
BaseRepresentation
bin110011010001011110…
…110001001011010101
312021002211000122010122
4303101132301023111
51400222323031240
641142544401325
73656202140354
oct632136611325
9167084018118
1055054111445
1121391679863
12a805616245
135264b96208
142943a7999b
1516734394b5
hexcd17b12d5

55054111445 has 8 divisors (see below), whose sum is σ = 66121746336. Its totient is φ = 44005414096.

The previous prime is 55054111429. The next prime is 55054111471. The reversal of 55054111445 is 54411145055.

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 55054111445 - 24 = 55054111429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4727987 + ... + 4739616.

It is an arithmetic number, because the mean of its divisors is an integer number (8265218292).

Almost surely, 255054111445 is an apocalyptic number.

It is an amenable number.

55054111445 is a deficient number, since it is larger than the sum of its proper divisors (11067634891).

55054111445 is a wasteful number, since it uses less digits than its factorization.

55054111445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468771.

The product of its (nonzero) digits is 40000, while the sum is 35.

The spelling of 55054111445 in words is "fifty-five billion, fifty-four million, one hundred eleven thousand, four hundred forty-five".

Divisors: 1 5 1163 5815 9467603 47338015 11010822289 55054111445