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263053060 = 22513152653
BaseRepresentation
bin11111010110111…
…01111100000100
3200022222110221221
433223131330010
51014320144220
642034050124
76342625354
oct1753357404
9608873857
10263053060
11125539726
1274119944
1342662aca
1426d16b64
15181619aa
hexfaddf04

263053060 has 12 divisors (see below), whose sum is σ = 552411468. Its totient is φ = 105221216.

The previous prime is 263053033. The next prime is 263053069. The reversal of 263053060 is 60350362.

It can be written as a sum of positive squares in 2 ways, for example, as 157703364 + 105349696 = 12558^2 + 10264^2 .

It is not an unprimeable number, because it can be changed into a prime (263053069) 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, 6576307 + ... + 6576346.

It is an arithmetic number, because the mean of its divisors is an integer number (46034289).

Almost surely, 2263053060 is an apocalyptic number.

263053060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

263053060 is an abundant number, since it is smaller than the sum of its proper divisors (289358408).

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

263053060 is a wasteful number, since it uses less digits than its factorization.

263053060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13152662 (or 13152660 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 263053060 is about 16218.9105676060. The cubic root of 263053060 is about 640.7389414147.

The spelling of 263053060 in words is "two hundred sixty-three million, fifty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 13152653 26305306 52610612 65763265 131526530 263053060