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802248560 = 24510028107
BaseRepresentation
bin101111110100010…
…101011101110000
32001220120110010122
4233310111131300
53120333423220
6211334545412
725611000041
oct5764253560
92056513118
10802248560
11381937243
121a4808268
13ca28c4b9
14787928c8
154a66d425
hex2fd15770

802248560 has 20 divisors (see below), whose sum is σ = 1865228088. Its totient is φ = 320899392.

The previous prime is 802248527. The next prime is 802248569. The reversal of 802248560 is 65842208.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 802248560.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802248569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5013974 + ... + 5014133.

Almost surely, 2802248560 is an apocalyptic number.

802248560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

802248560 is an abundant number, since it is smaller than the sum of its proper divisors (1062979528).

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

802248560 is a wasteful number, since it uses less digits than its factorization.

802248560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10028120 (or 10028114 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 802248560 is about 28323.9926564035. The cubic root of 802248560 is about 929.1866940480.

The spelling of 802248560 in words is "eight hundred two million, two hundred forty-eight thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 10028107 20056214 40112428 50140535 80224856 100281070 160449712 200562140 401124280 802248560