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80741339 = 723659761
BaseRepresentation
bin1001101000000…
…00001111011011
312121221002021222
410310000033123
5131132210324
612002322255
72000201330
oct464001733
9177832258
1080741339
1141638188
122305938b
131395c953
14aa1a987
15714d55e
hex4d003db

80741339 has 16 divisors (see below), whose sum is σ = 96560640. Its totient is φ = 66010560.

The previous prime is 80741333. The next prime is 80741359. The reversal of 80741339 is 93314708.

It is not a de Polignac number, because 80741339 - 28 = 80741083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80741299 and 80741308.

It is not an unprimeable number, because it can be changed into a prime (80741333) 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, 105719 + ... + 106479.

It is an arithmetic number, because the mean of its divisors is an integer number (6035040).

Almost surely, 280741339 is an apocalyptic number.

80741339 is a deficient number, since it is larger than the sum of its proper divisors (15819301).

80741339 is a wasteful number, since it uses less digits than its factorization.

80741339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 80741339 is about 8985.6184539518. The cubic root of 80741339 is about 432.2138198347.

The spelling of 80741339 in words is "eighty million, seven hundred forty-one thousand, three hundred thirty-nine".

Divisors: 1 7 23 161 659 761 4613 5327 15157 17503 106099 122521 501499 3510493 11534477 80741339