Search a number
-
+
80342193 = 3115323227
BaseRepresentation
bin1001100100111…
…10110010110001
312121011210202210
410302132302301
5131031422233
611550002333
71663616541
oct462366261
9177153683
1080342193
1141395308
1222aa63a9
1313850079
14a955321
1570c0163
hex4c9ecb1

80342193 has 8 divisors (see below), whose sum is σ = 107220448. Its totient is φ = 53512704.

The previous prime is 80342183. The next prime is 80342219. The reversal of 80342193 is 39124308.

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

It is not a de Polignac number, because 80342193 - 24 = 80342177 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 80342193.

It is not an unprimeable number, because it can be changed into a prime (80342123) 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, 8155 + ... + 15072.

It is an arithmetic number, because the mean of its divisors is an integer number (13402556).

Almost surely, 280342193 is an apocalyptic number.

It is an amenable number.

80342193 is a deficient number, since it is larger than the sum of its proper divisors (26878255).

80342193 is a wasteful number, since it uses less digits than its factorization.

80342193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24383.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 80342193 is about 8963.3806680292. The cubic root of 80342193 is about 431.5004245160.

The spelling of 80342193 in words is "eighty million, three hundred forty-two thousand, one hundred ninety-three".

Divisors: 1 3 1153 3459 23227 69681 26780731 80342193