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53066671 = 725130203
BaseRepresentation
bin1100101001101…
…1101110101111
310200212001210021
43022123232233
5102041113141
65133223011
71213026220
oct312335657
9120761707
1053066671
1127a55859
1215931a67
13acc01c8
147095247
1549d36d1
hex329bbaf

53066671 has 8 divisors (see below), whose sum is σ = 60891264. Its totient is φ = 45303000.

The previous prime is 53066633. The next prime is 53066719. The reversal of 53066671 is 17666035.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53066671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53066071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13345 + ... + 16858.

It is an arithmetic number, because the mean of its divisors is an integer number (7611408).

Almost surely, 253066671 is an apocalyptic number.

53066671 is a deficient number, since it is larger than the sum of its proper divisors (7824593).

53066671 is a wasteful number, since it uses less digits than its factorization.

53066671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30461.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 53066671 is about 7284.6874332397. The cubic root of 53066671 is about 375.7860159188.

The spelling of 53066671 in words is "fifty-three million, sixty-six thousand, six hundred seventy-one".

Divisors: 1 7 251 1757 30203 211421 7580953 53066671