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80274293 = 1117334211
BaseRepresentation
bin1001100100011…
…10001101110101
312121001100121222
410302032031311
5131022234133
611544320125
71663214561
oct462161565
9177040558
1080274293
11413492a0
1222a73045
13138281a8
14a9386a1
1570a9e98
hex4c8e375

80274293 has 8 divisors (see below), whose sum is σ = 87643296. Its totient is φ = 72917200.

The previous prime is 80274263. The next prime is 80274319. The reversal of 80274293 is 39247208.

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 80274293 - 28 = 80274037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80274203) 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, 16958 + ... + 21168.

It is an arithmetic number, because the mean of its divisors is an integer number (10955412).

Almost surely, 280274293 is an apocalyptic number.

It is an amenable number.

80274293 is a deficient number, since it is larger than the sum of its proper divisors (7369003).

80274293 is a wasteful number, since it uses less digits than its factorization.

80274293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5955.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 80274293 is about 8959.5922340249. The cubic root of 80274293 is about 431.3788315504.

The spelling of 80274293 in words is "eighty million, two hundred seventy-four thousand, two hundred ninety-three".

Divisors: 1 11 1733 4211 19063 46321 7297663 80274293