Search a number
-
+
53068580 = 2252653429
BaseRepresentation
bin1100101001110…
…0001100100100
310200212011101222
43022130030210
5102041143310
65133235512
71213034615
oct312341444
9120764358
1053068580
1127a57234
1215932b98
13acc1036
147095c0c
1549d4055
hex329c324

53068580 has 12 divisors (see below), whose sum is σ = 111444060. Its totient is φ = 21227424.

The previous prime is 53068573. The next prime is 53068583. The reversal of 53068580 is 8586035.

53068580 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 33849124 + 19219456 = 5818^2 + 4384^2 .

53068580 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 53068580.

It is not an unprimeable number, because it can be changed into a prime (53068583) 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 3 ways as a sum of consecutive naturals, for example, 1326695 + ... + 1326734.

It is an arithmetic number, because the mean of its divisors is an integer number (9287005).

Almost surely, 253068580 is an apocalyptic number.

It is an amenable number.

53068580 is an abundant number, since it is smaller than the sum of its proper divisors (58375480).

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

53068580 is a wasteful number, since it uses less digits than its factorization.

53068580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653438 (or 2653436 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 53068580 is about 7284.8184603324. The cubic root of 53068580 is about 375.7905219919.

The spelling of 53068580 in words is "fifty-three million, sixty-eight thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 2653429 5306858 10613716 13267145 26534290 53068580