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80346590353 = 3712979167311
BaseRepresentation
bin100101011010100000…
…1111010110010010001
321200101111021200120201
41022311001322302101
52304022211342403
6100524414135201
75543030515051
oct1126501726221
9250344250521
1080346590353
1131090612597
12136a3ab1501
137765b96073
143c62bd9561
152153b3221d
hex12b507ac91

80346590353 has 8 divisors (see below), whose sum is σ = 82524970880. Its totient is φ = 78168570480.

The previous prime is 80346590329. The next prime is 80346590369. The reversal of 80346590353 is 35309564308.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80346590353 is a prime.

It is a super-4 number, since 4×803465903534 (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80346590453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396568 + ... + 563878.

It is an arithmetic number, because the mean of its divisors is an integer number (10315621360).

Almost surely, 280346590353 is an apocalyptic number.

It is an amenable number.

80346590353 is a deficient number, since it is larger than the sum of its proper divisors (2178380527).

80346590353 is a wasteful number, since it uses less digits than its factorization.

80346590353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180327.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 80346590353 in words is "eighty billion, three hundred forty-six million, five hundred ninety thousand, three hundred fifty-three".

Divisors: 1 37 12979 167311 480223 6190507 2171529469 80346590353