Search a number
-
+
1415080 = 235172081
BaseRepresentation
bin101011001011110101000
32122220010101
411121132220
5330240310
650155144
715012412
oct5313650
92586111
101415080
11887197
12582ab4
133a7134
1428b9b2
151ce43a
hex1597a8

1415080 has 32 divisors (see below), whose sum is σ = 3372840. Its totient is φ = 532480.

The previous prime is 1415077. The next prime is 1415081. The reversal of 1415080 is 805141.

It can be written as a sum of positive squares in 4 ways, for example, as 1223236 + 191844 = 1106^2 + 438^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1415081) 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 in 7 ways as a sum of consecutive naturals, for example, 361 + ... + 1720.

21415080 is an apocalyptic number.

1415080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1415080 is an abundant number, since it is smaller than the sum of its proper divisors (1957760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1415080 is a wasteful number, since it uses less digits than its factorization.

1415080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109 (or 2105 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1415080 is about 1189.5713513699. The cubic root of 1415080 is about 112.2691232178.

The spelling of 1415080 in words is "one million, four hundred fifteen thousand, eighty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 2081 4162 8324 10405 16648 20810 35377 41620 70754 83240 141508 176885 283016 353770 707540 1415080