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468018225 = 32522080081
BaseRepresentation
bin11011111001010…
…110010000110001
31012121122210022100
4123321112100301
51424303040400
6114235131013
714412042423
oct3371262061
91177583270
10468018225
11220203024
121108a3a69
1375c6807c
144622c813
152b14c100
hex1be56431

468018225 has 18 divisors (see below), whose sum is σ = 838273046. Its totient is φ = 249609600.

The previous prime is 468018223. The next prime is 468018227. The reversal of 468018225 is 522810864.

It is an interprime number because it is at equal distance from previous prime (468018223) and next prime (468018227).

It can be written as a sum of positive squares in 3 ways, for example, as 150038001 + 317980224 = 12249^2 + 17832^2 .

It is not a de Polignac number, because 468018225 - 21 = 468018223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 468018225.

It is not an unprimeable number, because it can be changed into a prime (468018223) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1039816 + ... + 1040265.

Almost surely, 2468018225 is an apocalyptic number.

468018225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

468018225 is a deficient number, since it is larger than the sum of its proper divisors (370254821).

468018225 is a wasteful number, since it uses less digits than its factorization.

468018225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080097 (or 2080089 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 468018225 is about 21633.7288741447. The cubic root of 468018225 is about 776.4036857211.

The spelling of 468018225 in words is "four hundred sixty-eight million, eighteen thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 2080081 6240243 10400405 18720729 31201215 52002025 93603645 156006075 468018225