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23053138 = 265917491
BaseRepresentation
bin101011111110…
…0001101010010
31121101012221221
41113330031102
521400200023
62142035254
7366643213
oct127741522
947335857
1023053138
1112016189
127878b2a
134a12014
1430c140a
15205585d
hex15fc352

23053138 has 8 divisors (see below), whose sum is σ = 34634160. Its totient is φ = 11508420.

The previous prime is 23053103. The next prime is 23053141. The reversal of 23053138 is 83135032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7428 + ... + 10063.

It is an arithmetic number, because the mean of its divisors is an integer number (4329270).

Almost surely, 223053138 is an apocalyptic number.

23053138 is a deficient number, since it is larger than the sum of its proper divisors (11581022).

23053138 is a wasteful number, since it uses less digits than its factorization.

23053138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18152.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 23053138 is about 4801.3683466279. The cubic root of 23053138 is about 284.6055402675.

The spelling of 23053138 in words is "twenty-three million, fifty-three thousand, one hundred thirty-eight".

Divisors: 1 2 659 1318 17491 34982 11526569 23053138