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80063275 = 523202531
BaseRepresentation
bin1001100010110…
…10101100101011
312120122122011111
410301122230223
5130444011100
611540011151
71661345425
oct461325453
9176578144
1080063275
11412147a6
1222990ab7
1313783126
14a8c1815
1570676ba
hex4c5ab2b

80063275 has 6 divisors (see below), whose sum is σ = 99278492. Its totient is φ = 64050600.

The previous prime is 80063257. The next prime is 80063279. The reversal of 80063275 is 57236008.

It is a de Polignac number, because none of the positive numbers 2k-80063275 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80063279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1601241 + ... + 1601290.

Almost surely, 280063275 is an apocalyptic number.

80063275 is a deficient number, since it is larger than the sum of its proper divisors (19215217).

80063275 is a wasteful number, since it uses less digits than its factorization.

80063275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202541 (or 3202536 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 80063275 is about 8947.8083908854. The cubic root of 80063275 is about 431.0005096148. Note that the first 3 decimals are identical.

The spelling of 80063275 in words is "eighty million, sixty-three thousand, two hundred seventy-five".

Divisors: 1 5 25 3202531 16012655 80063275