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80230429 = 1721122367
BaseRepresentation
bin1001100100000…
…11100000011101
312120222010110101
410302003200131
5131014333204
611543341101
71662642646
oct462034035
9176863411
1080230429
1141319344
1222a51791
1313811236
14a9266cd
15709bea4
hex4c8381d

80230429 has 8 divisors (see below), whose sum is σ = 85356288. Its totient is φ = 75149760.

The previous prime is 80230427. The next prime is 80230439. The reversal of 80230429 is 92403208.

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

It is not a de Polignac number, because 80230429 - 21 = 80230427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80230397 and 80230406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80230421) 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 7 ways as a sum of consecutive naturals, for example, 7597 + ... + 14770.

It is an arithmetic number, because the mean of its divisors is an integer number (10669536).

Almost surely, 280230429 is an apocalyptic number.

It is an amenable number.

80230429 is a deficient number, since it is larger than the sum of its proper divisors (5125859).

80230429 is a wasteful number, since it uses less digits than its factorization.

80230429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 80230429 is about 8957.1440202779. The cubic root of 80230429 is about 431.3002449614.

The spelling of 80230429 in words is "eighty million, two hundred thirty thousand, four hundred twenty-nine".

Divisors: 1 17 211 3587 22367 380239 4719437 80230429