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80233103 = 671197509
BaseRepresentation
bin1001100100001…
…00001010001111
312120222021010102
410302010022033
5131014424403
611543401315
71662653516
oct462041217
9176867112
1080233103
1141320355
1222a5323b
1313812512
14a92767d
15709cb88
hex4c8428f

80233103 has 4 divisors (see below), whose sum is σ = 81430680. Its totient is φ = 79035528.

The previous prime is 80233099. The next prime is 80233151. The reversal of 80233103 is 30133208.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80233103 - 22 = 80233099 is a prime.

It is a super-3 number, since 3×802331033 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80233403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 598688 + ... + 598821.

It is an arithmetic number, because the mean of its divisors is an integer number (20357670).

Almost surely, 280233103 is an apocalyptic number.

80233103 is a deficient number, since it is larger than the sum of its proper divisors (1197577).

80233103 is a wasteful number, since it uses less digits than its factorization.

80233103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197576.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 80233103 is about 8957.2932853625. The cubic root of 80233103 is about 431.3050365102.

The spelling of 80233103 in words is "eighty million, two hundred thirty-three thousand, one hundred three".

Divisors: 1 67 1197509 80233103