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13950318 = 2343139389
BaseRepresentation
bin110101001101…
…110101101110
3222020202020110
4311031311232
512032402233
61215000450
7226401324
oct65156556
928222213
1013950318
117969098
124809126
132b75935
141bd1d14
151358663
hexd4dd6e

13950318 has 32 divisors (see below), whose sum is σ = 28828800. Its totient is φ = 4497696.

The previous prime is 13950317. The next prime is 13950337. The reversal of 13950318 is 81305931.

It is a happy number.

It is a super-2 number, since 2×139503182 = 389222744602248, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13950311) 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, 35668 + ... + 36056.

It is an arithmetic number, because the mean of its divisors is an integer number (900900).

Almost surely, 213950318 is an apocalyptic number.

13950318 is an abundant number, since it is smaller than the sum of its proper divisors (14878482).

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

13950318 is a wasteful number, since it uses less digits than its factorization.

13950318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 13950318 is about 3735.0124497784. The cubic root of 13950318 is about 240.7287916325.

The spelling of 13950318 in words is "thirteen million, nine hundred fifty thousand, three hundred eighteen".

Divisors: 1 2 3 6 43 86 129 139 258 278 389 417 778 834 1167 2334 5977 11954 16727 17931 33454 35862 50181 54071 100362 108142 162213 324426 2325053 4650106 6975159 13950318