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18793052 = 22191072311
BaseRepresentation
bin100011110110…
…0001001011100
31022100210012222
41013230021130
514302334202
61510444512
7315511145
oct107541134
938323188
1018793052
11a676553
126363738
133b7cc65
1426d2acc
1519b34a2
hex11ec25c

18793052 has 24 divisors (see below), whose sum is σ = 34957440. Its totient is φ = 8814960.

The previous prime is 18793051. The next prime is 18793067. The reversal of 18793052 is 25039781.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18793051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6977 + ... + 9287.

It is an arithmetic number, because the mean of its divisors is an integer number (1456560).

Almost surely, 218793052 is an apocalyptic number.

It is an amenable number.

18793052 is a deficient number, since it is larger than the sum of its proper divisors (16164388).

18793052 is a wasteful number, since it uses less digits than its factorization.

18793052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441 (or 2439 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 18793052 is about 4335.0953853404. The cubic root of 18793052 is about 265.8678183224.

It can be divided in two parts, 187 and 93052, that added together give a palindrome (93239).

The spelling of 18793052 in words is "eighteen million, seven hundred ninety-three thousand, fifty-two".

Divisors: 1 2 4 19 38 76 107 214 428 2033 2311 4066 4622 8132 9244 43909 87818 175636 247277 494554 989108 4698263 9396526 18793052