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80424712033 = 712320148823
BaseRepresentation
bin100101011100110101…
…1111011011101100001
321200120221021200101021
41022321223323131201
52304202211241113
6100540244405441
75544666526051
oct1127153733541
9250527250337
1080424712033
1131120720566
12137060a6881
137779119503
143c6d333561
15215a91448d
hex12b9afb761

80424712033 has 8 divisors (see below), whose sum is σ = 81562640256. Its totient is φ = 79286928000.

The previous prime is 80424712031. The next prime is 80424712169. The reversal of 80424712033 is 33021742408.

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 80424712033 - 21 = 80424712031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80424712033.

It is not an unprimeable number, because it can be changed into a prime (80424712031) 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, 1622860 + ... + 1671682.

It is an arithmetic number, because the mean of its divisors is an integer number (10195330032).

Almost surely, 280424712033 is an apocalyptic number.

It is an amenable number.

80424712033 is a deficient number, since it is larger than the sum of its proper divisors (1137928223).

80424712033 is a wasteful number, since it uses less digits than its factorization.

80424712033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72095.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 80424712033 in words is "eighty billion, four hundred twenty-four million, seven hundred twelve thousand, thirty-three".

Divisors: 1 71 23201 48823 1647271 3466433 1132742423 80424712033