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80023201 is a prime number
BaseRepresentation
bin1001100010100…
…00111010100001
312120120121012021
410301100322201
5130441220301
611535101441
71661120536
oct461207241
9176517167
1080023201
1141197685
1222971881
131376ab0b
14a8b0d8d
15705a8a1
hex4c50ea1

80023201 has 2 divisors, whose sum is σ = 80023202. Its totient is φ = 80023200.

The previous prime is 80023189. The next prime is 80023211. The reversal of 80023201 is 10232008.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57744801 + 22278400 = 7599^2 + 4720^2 .

It is a cyclic number.

It is not a de Polignac number, because 80023201 - 25 = 80023169 is a prime.

It is not a weakly prime, because it can be changed into another prime (80023211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40011600 + 40011601.

It is an arithmetic number, because the mean of its divisors is an integer number (40011601).

Almost surely, 280023201 is an apocalyptic number.

It is an amenable number.

80023201 is a deficient number, since it is larger than the sum of its proper divisors (1).

80023201 is an equidigital number, since it uses as much as digits as its factorization.

80023201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 80023201 is about 8945.5687913067. The cubic root of 80023201 is about 430.9285881796.

Adding to 80023201 its reverse (10232008), we get a palindrome (90255209).

The spelling of 80023201 in words is "eighty million, twenty-three thousand, two hundred one".