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80244207 = 3219745259
BaseRepresentation
bin1001100100001…
…10110111101111
312120222211100200
410302012313233
5131020303312
611543524543
71663031061
oct462066757
9176884320
1080244207
114132872a
1222a59753
13138175a4
14a92b731
1570a10dc
hex4c86def

80244207 has 12 divisors (see below), whose sum is σ = 116499240. Its totient is φ = 53223408.

The previous prime is 80244191. The next prime is 80244209. The reversal of 80244207 is 70244208.

It is not a de Polignac number, because 80244207 - 24 = 80244191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80244209) 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, 20857 + ... + 24402.

It is an arithmetic number, because the mean of its divisors is an integer number (9708270).

Almost surely, 280244207 is an apocalyptic number.

80244207 is a deficient number, since it is larger than the sum of its proper divisors (36255033).

80244207 is a wasteful number, since it uses less digits than its factorization.

80244207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45462 (or 45459 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 80244207 is about 8957.9130940192. The cubic root of 80244207 is about 431.3249326629.

Subtracting from 80244207 its reverse (70244208), we obtain a palindrome (9999999).

The spelling of 80244207 in words is "eighty million, two hundred forty-four thousand, two hundred seven".

Divisors: 1 3 9 197 591 1773 45259 135777 407331 8916023 26748069 80244207