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55200383 = 772710847
BaseRepresentation
bin1101001010010…
…0101001111111
310211212110200122
43102210221333
5103112403013
65251045155
71240124030
oct322445177
9124773618
1055200383
1129182957
12165a07bb
13b589464
14748ca87
154ca5a08
hex34a4a7f

55200383 has 8 divisors (see below), whose sum is σ = 63178752. Its totient is φ = 47245176.

The previous prime is 55200373. The next prime is 55200389. The reversal of 55200383 is 38300255.

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 55200383 - 26 = 55200319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55200389) 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, 335 + ... + 10512.

It is an arithmetic number, because the mean of its divisors is an integer number (7897344).

Almost surely, 255200383 is an apocalyptic number.

55200383 is a deficient number, since it is larger than the sum of its proper divisors (7978369).

55200383 is a wasteful number, since it uses less digits than its factorization.

55200383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11581.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 55200383 is about 7429.6960233915. The cubic root of 55200383 is about 380.7565330030.

The spelling of 55200383 in words is "fifty-five million, two hundred thousand, three hundred eighty-three".

Divisors: 1 7 727 5089 10847 75929 7885769 55200383