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40214442988 = 2249732021639
BaseRepresentation
bin100101011100111101…
…111011001111101100
310211210121120100222101
4211130331323033230
51124324344133423
630250235024444
72622360061006
oct453475731754
9124717510871
1040214442988
1116067006255
12796389b124
133a3b6257c5
141d36c6d376
1510a57457ad
hex95cf7b3ec

40214442988 has 12 divisors (see below), whose sum is σ = 70389461520. Its totient is φ = 20103168272.

The previous prime is 40214442977. The next prime is 40214443021. The reversal of 40214442988 is 88924441204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 990928 + ... + 1030711.

It is an arithmetic number, because the mean of its divisors is an integer number (5865788460).

Almost surely, 240214442988 is an apocalyptic number.

It is an amenable number.

40214442988 is a deficient number, since it is larger than the sum of its proper divisors (30175018532).

40214442988 is a wasteful number, since it uses less digits than its factorization.

40214442988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2026616 (or 2026614 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 46.

The spelling of 40214442988 in words is "forty billion, two hundred fourteen million, four hundred forty-two thousand, nine hundred eighty-eight".

Divisors: 1 2 4 4973 9946 19892 2021639 4043278 8086556 10053610747 20107221494 40214442988