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19248054 = 2372915803
BaseRepresentation
bin100100101101…
…1001110110110
31100012220100220
41021123032312
514411414204
61524315210
7322414530
oct111331666
940186326
1019248054
11a957391
126542b06
133cac0a7
1427b0850
151a531d9
hex125b3b6

19248054 has 32 divisors (see below), whose sum is σ = 45515520. Its totient is φ = 5309472.

The previous prime is 19248041. The next prime is 19248059. The reversal of 19248054 is 45084291.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19248059) 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, 6684 + ... + 9119.

It is an arithmetic number, because the mean of its divisors is an integer number (1422360).

Almost surely, 219248054 is an apocalyptic number.

19248054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19248054 is an abundant number, since it is smaller than the sum of its proper divisors (26267466).

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

19248054 is a wasteful number, since it uses less digits than its factorization.

19248054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15844.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 19248054 is about 4387.2604208093. The cubic root of 19248054 is about 267.9963892734.

The spelling of 19248054 in words is "nineteen million, two hundred forty-eight thousand, fifty-four".

Divisors: 1 2 3 6 7 14 21 29 42 58 87 174 203 406 609 1218 15803 31606 47409 94818 110621 221242 331863 458287 663726 916574 1374861 2749722 3208009 6416018 9624027 19248054