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80323201 = 723152879
BaseRepresentation
bin1001100100110…
…10001010000001
312121010211201101
410302122022001
5131030320301
611545334401
71663510300
oct462321201
9177124641
1080323201
1141382012
1222a97401
131384452a
14a94c437
1570b9701
hex4c9a281

80323201 has 12 divisors (see below), whose sum is σ = 96453120. Its totient is φ = 66626280.

The previous prime is 80323193. The next prime is 80323219. The reversal of 80323201 is 10232308.

It is a happy number.

It is not a de Polignac number, because 80323201 - 23 = 80323193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80323231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24921 + ... + 27958.

It is an arithmetic number, because the mean of its divisors is an integer number (8037760).

Almost surely, 280323201 is an apocalyptic number.

It is an amenable number.

80323201 is a deficient number, since it is larger than the sum of its proper divisors (16129919).

80323201 is a wasteful number, since it uses less digits than its factorization.

80323201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52924 (or 52917 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 80323201 is about 8962.3211837113. The cubic root of 80323201 is about 431.4664212043.

Adding to 80323201 its reverse (10232308), we get a palindrome (90555509).

The spelling of 80323201 in words is "eighty million, three hundred twenty-three thousand, two hundred one".

Divisors: 1 7 31 49 217 1519 52879 370153 1639249 2591071 11474743 80323201