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2988115 = 51345971
BaseRepresentation
bin1011011001100001010011
312121210220221
423121201103
51231104430
6144013511
734253464
oct13314123
95553827
102988115
111761019
121001297
13808120
1457ad6b
153e057a
hex2d9853

2988115 has 8 divisors (see below), whose sum is σ = 3861648. Its totient is φ = 2206560.

The previous prime is 2988101. The next prime is 2988143. The reversal of 2988115 is 5118892.

2988115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 2988115 - 221 = 890963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22921 + ... + 23050.

It is an arithmetic number, because the mean of its divisors is an integer number (482706).

22988115 is an apocalyptic number.

2988115 is a deficient number, since it is larger than the sum of its proper divisors (873533).

2988115 is a wasteful number, since it uses less digits than its factorization.

2988115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45989.

The product of its digits is 5760, while the sum is 34.

The square root of 2988115 is about 1728.6164988221. The cubic root of 2988115 is about 144.0342478983.

The spelling of 2988115 in words is "two million, nine hundred eighty-eight thousand, one hundred fifteen".

Divisors: 1 5 13 65 45971 229855 597623 2988115