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80224401 = 3101271977
BaseRepresentation
bin1001100100000…
…10000010010001
312120221211012010
410302002002101
5131014140101
611543253133
71662616245
oct462020221
9176854163
1080224401
1141314864
1222a4a1a9
131380b57a
14a924425
15709a2d6
hex4c82091

80224401 has 16 divisors (see below), whose sum is σ = 108534528. Its totient is φ = 52704000.

The previous prime is 80224381. The next prime is 80224429. The reversal of 80224401 is 10442208.

It is not a de Polignac number, because 80224401 - 27 = 80224273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80224481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81625 + ... + 82601.

It is an arithmetic number, because the mean of its divisors is an integer number (6783408).

Almost surely, 280224401 is an apocalyptic number.

It is an amenable number.

80224401 is a deficient number, since it is larger than the sum of its proper divisors (28310127).

80224401 is a wasteful number, since it uses less digits than its factorization.

80224401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 80224401 is about 8956.8075227728. The cubic root of 80224401 is about 431.2894429792.

Adding to 80224401 its reverse (10442208), we get a palindrome (90666609).

The spelling of 80224401 in words is "eighty million, two hundred twenty-four thousand, four hundred one".

Divisors: 1 3 101 271 303 813 977 2931 27371 82113 98677 264767 296031 794301 26741467 80224401