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80087343 = 3712730029
BaseRepresentation
bin1001100011000…
…00100100101111
312120200212011220
410301200210233
5131000243333
611540314423
71661505540
oct461404457
9176625156
1080087343
1141230896
12229a2a13
131379107b
14a8ca4c7
15706e8b3
hex4c6092f

80087343 has 16 divisors (see below), whose sum is σ = 123002880. Its totient is φ = 45402336.

The previous prime is 80087339. The next prime is 80087347. The reversal of 80087343 is 34378008.

It is an interprime number because it is at equal distance from previous prime (80087339) and next prime (80087347).

It is not a de Polignac number, because 80087343 - 22 = 80087339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80087347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12348 + ... + 17681.

It is an arithmetic number, because the mean of its divisors is an integer number (7687680).

Almost surely, 280087343 is an apocalyptic number.

80087343 is a deficient number, since it is larger than the sum of its proper divisors (42915537).

80087343 is a wasteful number, since it uses less digits than its factorization.

80087343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30166.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 80087343 is about 8949.1532001637. The cubic root of 80087343 is about 431.0436932967.

It can be divided in two parts, 8008 and 7343, that added together give a palindrome (15351).

The spelling of 80087343 in words is "eighty million, eighty-seven thousand, three hundred forty-three".

Divisors: 1 3 7 21 127 381 889 2667 30029 90087 210203 630609 3813683 11441049 26695781 80087343