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69338074 = 2133772077
BaseRepresentation
bin1000010001000…
…00001111011010
311211110201221211
410020200033122
5120222304244
610514053334
71501235551
oct410401732
9154421854
1069338074
11361597a3
121b27a24a
1311499460
1492ccd98
156149934
hex42203da

69338074 has 16 divisors (see below), whose sum is σ = 115036488. Its totient is φ = 31136832.

The previous prime is 69338069. The next prime is 69338131. The reversal of 69338074 is 47083396.

It can be written as a sum of positive squares in 4 ways, for example, as 44983849 + 24354225 = 6707^2 + 4935^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35077 + ... + 37000.

Almost surely, 269338074 is an apocalyptic number.

69338074 is a deficient number, since it is larger than the sum of its proper divisors (45698414).

69338074 is a wasteful number, since it uses less digits than its factorization.

69338074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72129.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 69338074 is about 8326.9486608241. The cubic root of 69338074 is about 410.8253728181.

The spelling of 69338074 in words is "sixty-nine million, three hundred thirty-eight thousand, seventy-four".

Divisors: 1 2 13 26 37 74 481 962 72077 144154 937001 1874002 2666849 5333698 34669037 69338074