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80342283 = 373825823
BaseRepresentation
bin1001100100111…
…10110100001011
312121011210220010
410302132310023
5131031423113
611550003003
71663620030
oct462366413
9177153803
1080342283
114139538a
1222aa6463
1313850118
14a955387
1570c01c3
hex4c9ed0b

80342283 has 8 divisors (see below), whose sum is σ = 122426368. Its totient is φ = 45909864.

The previous prime is 80342263. The next prime is 80342303. The reversal of 80342283 is 38224308.

It is an interprime number because it is at equal distance from previous prime (80342263) and next prime (80342303).

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

It is not a de Polignac number, because 80342283 - 26 = 80342219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80342283.

It is not an unprimeable number, because it can be changed into a prime (80342263) 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, 1912891 + ... + 1912932.

It is an arithmetic number, because the mean of its divisors is an integer number (15303296).

Almost surely, 280342283 is an apocalyptic number.

80342283 is a deficient number, since it is larger than the sum of its proper divisors (42084085).

80342283 is a wasteful number, since it uses less digits than its factorization.

80342283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825833.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 80342283 is about 8963.3856884550. The cubic root of 80342283 is about 431.5005856394.

The spelling of 80342283 in words is "eighty million, three hundred forty-two thousand, two hundred eighty-three".

Divisors: 1 3 7 21 3825823 11477469 26780761 80342283