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55054463 = 223271911
BaseRepresentation
bin1101001000000…
…1000001111111
310211121001112012
43102001001333
5103043220323
65244001435
71235645432
oct322010177
9124531465
1055054463
1129093262
121653027b
13b537c09
147451819
154c77678
hex348107f

55054463 has 8 divisors (see below), whose sum is σ = 55566336. Its totient is φ = 54545400.

The previous prime is 55054451. The next prime is 55054469. The reversal of 55054463 is 36445055.

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 55054463 - 26 = 55054399 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 (55054469) 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, 59978 + ... + 60888.

It is an arithmetic number, because the mean of its divisors is an integer number (6945792).

Almost surely, 255054463 is an apocalyptic number.

55054463 is a deficient number, since it is larger than the sum of its proper divisors (511873).

55054463 is a wasteful number, since it uses less digits than its factorization.

55054463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 55054463 is about 7419.8694732455. The cubic root of 55054463 is about 380.4207320588.

The spelling of 55054463 in words is "fifty-five million, fifty-four thousand, four hundred sixty-three".

Divisors: 1 223 271 911 60433 203153 246881 55054463