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52801080 = 2335440009
BaseRepresentation
bin1100100101101…
…0111000111000
310200100120110120
43021122320320
5102004113310
65123413240
71210542003
oct311327070
9120316416
1052801080
1127894262
1215824220
13ac29357
14702653a
15497eb70
hex325ae38

52801080 has 32 divisors (see below), whose sum is σ = 158403600. Its totient is φ = 14080256.

The previous prime is 52801043. The next prime is 52801087. The reversal of 52801080 is 8010825.

52801080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 52801080.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52801087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219885 + ... + 220124.

Almost surely, 252801080 is an apocalyptic number.

It is an amenable number.

52801080 is an abundant number, since it is smaller than the sum of its proper divisors (105602520).

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

52801080 is a wasteful number, since it uses less digits than its factorization.

52801080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440023 (or 440019 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 24.

The square root of 52801080 is about 7266.4351645081. The cubic root of 52801080 is about 375.1580489343.

The spelling of 52801080 in words is "fifty-two million, eight hundred one thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 440009 880018 1320027 1760036 2200045 2640054 3520072 4400090 5280108 6600135 8800180 10560216 13200270 17600360 26400540 52801080