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80357383 is a prime number
BaseRepresentation
bin1001100101000…
…10100000000111
312121012120121101
410302202200013
5131032414013
611550200531
71664012041
oct462424007
9177176541
1080357383
11413a5767
1222ab3147
1313856c62
14a95aa91
1570c48dd
hex4ca2807

80357383 has 2 divisors, whose sum is σ = 80357384. Its totient is φ = 80357382.

The previous prime is 80357359. The next prime is 80357393. The reversal of 80357383 is 38375308.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80357383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80357323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40178691 + 40178692.

It is an arithmetic number, because the mean of its divisors is an integer number (40178692).

Almost surely, 280357383 is an apocalyptic number.

80357383 is a deficient number, since it is larger than the sum of its proper divisors (1).

80357383 is an equidigital number, since it uses as much as digits as its factorization.

80357383 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 80357383 is about 8964.2279645266. The cubic root of 80357383 is about 431.5276168632.

The spelling of 80357383 in words is "eighty million, three hundred fifty-seven thousand, three hundred eighty-three".