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69057804 = 2235754817
BaseRepresentation
bin1000001110110…
…11110100001100
311210221111111110
410013123310030
5120134322204
610504052020
71465660464
oct407336414
9153844443
1069057804
1135a88172
121b164010
13113cba0a
149258ba4
1560e1889
hex41dbd0c

69057804 has 12 divisors (see below), whose sum is σ = 161134904. Its totient is φ = 23019264.

The previous prime is 69057797. The next prime is 69057809. The reversal of 69057804 is 40875096.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (69057809) 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 3 ways as a sum of consecutive naturals, for example, 2877397 + ... + 2877420.

Almost surely, 269057804 is an apocalyptic number.

It is an amenable number.

69057804 is an abundant number, since it is smaller than the sum of its proper divisors (92077100).

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

69057804 is a wasteful number, since it uses less digits than its factorization.

69057804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5754824 (or 5754822 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 69057804 is about 8310.1025264433. The cubic root of 69057804 is about 410.2710957442.

The spelling of 69057804 in words is "sixty-nine million, fifty-seven thousand, eight hundred four".

Divisors: 1 2 3 4 6 12 5754817 11509634 17264451 23019268 34528902 69057804