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80470841 = 1110172431
BaseRepresentation
bin1001100101111…
…10001100111001
312121102100020112
410302332030321
5131100031331
611552434105
71664663603
oct462761471
9177370215
1080470841
1141472a30
1222b48935
13138967a9
14a98a173
1570e832b
hex4cbe339

80470841 has 8 divisors (see below), whose sum is σ = 88656768. Its totient is φ = 72430000.

The previous prime is 80470837. The next prime is 80470847. The reversal of 80470841 is 14807408.

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

It is a cyclic number.

It is not a de Polignac number, because 80470841 - 22 = 80470837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80470798 and 80470807.

It is not an unprimeable number, because it can be changed into a prime (80470847) 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, 35105 + ... + 37326.

It is an arithmetic number, because the mean of its divisors is an integer number (11082096).

Almost surely, 280470841 is an apocalyptic number.

It is an amenable number.

80470841 is a deficient number, since it is larger than the sum of its proper divisors (8185927).

80470841 is a wasteful number, since it uses less digits than its factorization.

80470841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72543.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 80470841 is about 8970.5541077461. The cubic root of 80470841 is about 431.7306151606.

The spelling of 80470841 in words is "eighty million, four hundred seventy thousand, eight hundred forty-one".

Divisors: 1 11 101 1111 72431 796741 7315531 80470841