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80393055 = 355359537
BaseRepresentation
bin1001100101010…
…11001101011111
312121021101112120
410302223031133
5131040034210
611551034023
71664221041
oct462531537
9177241476
1080393055
114141a546
1222b0b913
131386a272
14a969a91
1570d0270
hex4cab35f

80393055 has 8 divisors (see below), whose sum is σ = 128628912. Its totient is φ = 42876288.

The previous prime is 80393039. The next prime is 80393057. The reversal of 80393055 is 55039308.

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

It is not a de Polignac number, because 80393055 - 24 = 80393039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80393057) 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, 2679754 + ... + 2679783.

It is an arithmetic number, because the mean of its divisors is an integer number (16078614).

Almost surely, 280393055 is an apocalyptic number.

80393055 is a deficient number, since it is larger than the sum of its proper divisors (48235857).

80393055 is a wasteful number, since it uses less digits than its factorization.

80393055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5359545.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 80393055 is about 8966.2174298865. The cubic root of 80393055 is about 431.5914615502.

The spelling of 80393055 in words is "eighty million, three hundred ninety-three thousand, fifty-five".

Divisors: 1 3 5 15 5359537 16078611 26797685 80393055