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69804282 = 2313218807
BaseRepresentation
bin1000010100100…
…10000011111010
311212100102110210
410022102003322
5120332214112
610532051550
71505220012
oct412220372
9155312423
1069804282
1136447a99
121b463bb6
1311600712
1493b0c42
1561dcb3c
hex42920fa

69804282 has 16 divisors (see below), whose sum is σ = 139730112. Its totient is φ = 23247840.

The previous prime is 69804269. The next prime is 69804283. The reversal of 69804282 is 28240896.

It is a self number, because there is not a number n which added to its sum of digits gives 69804282.

It is not an unprimeable number, because it can be changed into a prime (69804283) 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, 3523 + ... + 12329.

It is an arithmetic number, because the mean of its divisors is an integer number (8733132).

Almost surely, 269804282 is an apocalyptic number.

69804282 is an abundant number, since it is smaller than the sum of its proper divisors (69925830).

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

69804282 is a wasteful number, since it uses less digits than its factorization.

69804282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10133.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 69804282 is about 8354.8956905517. The cubic root of 69804282 is about 411.7440715814.

The spelling of 69804282 in words is "sixty-nine million, eight hundred four thousand, two hundred eighty-two".

Divisors: 1 2 3 6 1321 2642 3963 7926 8807 17614 26421 52842 11634047 23268094 34902141 69804282