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2987874633 = 32513967961
BaseRepresentation
bin1011001000010111…
…0101100101001001
321201020012202110110
42302011311211021
522104343442013
61212252304533
7134020341522
oct26205654511
97636182413
102987874633
1112a3639487
126b4772149
1338802a473
14204b6b849
1512749b2c3
hexb2175949

2987874633 has 8 divisors (see below), whose sum is σ = 3999705696. Its totient is φ = 1983980000.

The previous prime is 2987874613. The next prime is 2987874641. The reversal of 2987874633 is 3364787892.

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

It is a cyclic number.

It is not a de Polignac number, because 2987874633 - 25 = 2987874601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2987874613) 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, 1983228 + ... + 1984733.

It is an arithmetic number, because the mean of its divisors is an integer number (499963212).

Almost surely, 22987874633 is an apocalyptic number.

It is an amenable number.

2987874633 is a deficient number, since it is larger than the sum of its proper divisors (1011831063).

2987874633 is a wasteful number, since it uses less digits than its factorization.

2987874633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3968215.

The product of its digits is 12192768, while the sum is 57.

The square root of 2987874633 is about 54661.4547281720. The cubic root of 2987874633 is about 1440.3038570779.

The spelling of 2987874633 in words is "two billion, nine hundred eighty-seven million, eight hundred seventy-four thousand, six hundred thirty-three".

Divisors: 1 3 251 753 3967961 11903883 995958211 2987874633