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80662341 = 331867337
BaseRepresentation
bin1001100111011…
…00111101000101
312121210001221010
410303230331011
5131122143331
612000512433
71666422114
oct463547505
9177701833
1080662341
11415938a1
122301b719
13139329c6
14a9d9c7b
157134e46
hex4cecf45

80662341 has 8 divisors (see below), whose sum is σ = 111019264. Its totient is φ = 52040160.

The previous prime is 80662339. The next prime is 80662411. The reversal of 80662341 is 14326608.

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

It is not a de Polignac number, because 80662341 - 21 = 80662339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80662299 and 80662308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80662321) 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, 433576 + ... + 433761.

It is an arithmetic number, because the mean of its divisors is an integer number (13877408).

Almost surely, 280662341 is an apocalyptic number.

It is an amenable number.

80662341 is a deficient number, since it is larger than the sum of its proper divisors (30356923).

80662341 is a wasteful number, since it uses less digits than its factorization.

80662341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867371.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 80662341 is about 8981.2215761554. The cubic root of 80662341 is about 432.0728133011.

Adding to 80662341 its reverse (14326608), we get a palindrome (94988949).

It can be divided in two parts, 80662 and 341, that added together give a triangular number (81003 = T402).

The spelling of 80662341 in words is "eighty million, six hundred sixty-two thousand, three hundred forty-one".

Divisors: 1 3 31 93 867337 2602011 26887447 80662341