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80474793 = 373832133
BaseRepresentation
bin1001100101111…
…11001010101001
312121102112122220
410302333022221
5131100143133
611552504253
71665011250
oct462771251
9177375586
1080474793
11414759a3
1222b4b089
1313898529
14a98b797
1570e95b3
hex4cbf2a9

80474793 has 8 divisors (see below), whose sum is σ = 122628288. Its totient is φ = 45985584.

The previous prime is 80474783. The next prime is 80474819. The reversal of 80474793 is 39747408.

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

It is not a de Polignac number, because 80474793 - 24 = 80474777 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80474743) 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, 1916046 + ... + 1916087.

It is an arithmetic number, because the mean of its divisors is an integer number (15328536).

Almost surely, 280474793 is an apocalyptic number.

It is an amenable number.

80474793 is a deficient number, since it is larger than the sum of its proper divisors (42153495).

80474793 is a wasteful number, since it uses less digits than its factorization.

80474793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3832143.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 80474793 is about 8970.7743812895. The cubic root of 80474793 is about 431.7376826127.

The spelling of 80474793 in words is "eighty million, four hundred seventy-four thousand, seven hundred ninety-three".

Divisors: 1 3 7 21 3832133 11496399 26824931 80474793