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80200589 = 711457227
BaseRepresentation
bin1001100011111…
…00001110001101
312120220121112012
410301330032031
5131012404324
611542551005
71662456650
oct461741615
9176817465
1080200589
11412a8987
1222a38465
1313800791
14a919897
15709320e
hex4c7c38d

80200589 has 4 divisors (see below), whose sum is σ = 91657824. Its totient is φ = 68743356.

The previous prime is 80200559. The next prime is 80200597. The reversal of 80200589 is 98500208.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80200589 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 (80200559) 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, 5728607 + ... + 5728620.

It is an arithmetic number, because the mean of its divisors is an integer number (22914456).

Almost surely, 280200589 is an apocalyptic number.

It is an amenable number.

80200589 is a deficient number, since it is larger than the sum of its proper divisors (11457235).

80200589 is a wasteful number, since it uses less digits than its factorization.

80200589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11457234.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 80200589 is about 8955.4781558552. The cubic root of 80200589 is about 431.2467673496.

The spelling of 80200589 in words is "eighty million, two hundred thousand, five hundred eighty-nine".

Divisors: 1 7 11457227 80200589