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2988461 = 7271859
BaseRepresentation
bin1011011001100110101101
312121211101202
423121212231
51231112321
6144015245
734254500
oct13314655
95554352
102988461
111761303
121001525
13808328
1457b137
153e070b
hex2d99ad

2988461 has 12 divisors (see below), whose sum is σ = 3529440. Its totient is φ = 2522520.

The previous prime is 2988443. The next prime is 2988497. The reversal of 2988461 is 1648892.

It is not a de Polignac number, because 2988461 - 210 = 2987437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2988061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3050 + ... + 3908.

It is an arithmetic number, because the mean of its divisors is an integer number (294120).

22988461 is an apocalyptic number.

It is an amenable number.

2988461 is a deficient number, since it is larger than the sum of its proper divisors (540979).

2988461 is an equidigital number, since it uses as much as digits as its factorization.

2988461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944 (or 937 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The square root of 2988461 is about 1728.7165759603. The cubic root of 2988461 is about 144.0398070247.

The spelling of 2988461 in words is "two million, nine hundred eighty-eight thousand, four hundred sixty-one".

Divisors: 1 7 49 71 497 859 3479 6013 42091 60989 426923 2988461