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2984145 = 35198943
BaseRepresentation
bin1011011000100011010001
312121121110220
423120203101
51230443040
6143543253
734236063
oct13304321
95547426
102984145
11175903a
12bbab29
13806388
14579733
153de2d0
hex2d88d1

2984145 has 8 divisors (see below), whose sum is σ = 4774656. Its totient is φ = 1591536.

The previous prime is 2984143. The next prime is 2984183. The reversal of 2984145 is 5414892.

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

It is not a de Polignac number, because 2984145 - 21 = 2984143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2984141) 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, 99457 + ... + 99486.

It is an arithmetic number, because the mean of its divisors is an integer number (596832).

22984145 is an apocalyptic number.

It is an amenable number.

2984145 is a deficient number, since it is larger than the sum of its proper divisors (1790511).

2984145 is a wasteful number, since it uses less digits than its factorization.

2984145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198951.

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

The square root of 2984145 is about 1727.4677999893. The cubic root of 2984145 is about 143.9704318148.

The spelling of 2984145 in words is "two million, nine hundred eighty-four thousand, one hundred forty-five".

Divisors: 1 3 5 15 198943 596829 994715 2984145