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2895242988 = 2231121993969
BaseRepresentation
bin1010110010010001…
…1110011011101100
321110202220120201210
42230210132123230
521412140233423
61155143034420
7131514105441
oct25444363354
97422816653
102895242988
11125631aa00
1268973ba10
13371a96741
141d67379c8
1511e29eb93
hexac91e6ec

2895242988 has 36 divisors (see below), whose sum is σ = 7425544280. Its totient is φ = 877345920.

The previous prime is 2895242969. The next prime is 2895243017. The reversal of 2895242988 is 8892425982.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 995533 + ... + 998436.

Almost surely, 22895242988 is an apocalyptic number.

It is an amenable number.

2895242988 is an abundant number, since it is smaller than the sum of its proper divisors (4530301292).

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

2895242988 is a wasteful number, since it uses less digits than its factorization.

2895242988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993998 (or 1993985 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 57.

The square root of 2895242988 is about 53807.4621962419. The cubic root of 2895242988 is about 1425.2629842733.

The spelling of 2895242988 in words is "two billion, eight hundred ninety-five million, two hundred forty-two thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 1993969 3987938 5981907 7975876 11963814 21933659 23927628 43867318 65800977 87734636 131601954 241270249 263203908 482540498 723810747 965080996 1447621494 2895242988