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69828801 = 375956359
BaseRepresentation
bin1000010100110…
…00000011000001
311212101200002220
410022120003001
5120334010201
610532401253
71505351340
oct412300301
9155350086
1069828801
1136464459
121b476229
131160b923
1493b9b57
1561e5036
hex42980c1

69828801 has 16 divisors (see below), whose sum is σ = 108211200. Its totient is φ = 39225168.

The previous prime is 69828797. The next prime is 69828821. The reversal of 69828801 is 10882896.

It is not a de Polignac number, because 69828801 - 22 = 69828797 is a prime.

It is a super-2 number, since 2×698288012 = 9752122898195202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (69828821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26941 + ... + 29418.

It is an arithmetic number, because the mean of its divisors is an integer number (6763200).

Almost surely, 269828801 is an apocalyptic number.

It is an amenable number.

69828801 is a deficient number, since it is larger than the sum of its proper divisors (38382399).

69828801 is a wasteful number, since it uses less digits than its factorization.

69828801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56428.

The product of its (nonzero) digits is 55296, while the sum is 42.

The square root of 69828801 is about 8356.3629049964. The cubic root of 69828801 is about 411.7922747900.

The spelling of 69828801 in words is "sixty-nine million, eight hundred twenty-eight thousand, eight hundred one".

Divisors: 1 3 7 21 59 177 413 1239 56359 169077 394513 1183539 3325181 9975543 23276267 69828801