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2998230 = 235139719
BaseRepresentation
bin1011011011111111010110
312122022210120
423123333112
51231420410
6144132410
734325124
oct13337726
95568716
102998230
111768684
121007106
1380c901
14580914
153e3570
hex2dbfd6

2998230 has 32 divisors (see below), whose sum is σ = 7257600. Its totient is φ = 792672.

The previous prime is 2998217. The next prime is 2998231. The reversal of 2998230 is 328992.

It is a junction number, because it is equal to n+sod(n) for n = 2998191 and 2998200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2998231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3811 + ... + 4529.

It is an arithmetic number, because the mean of its divisors is an integer number (226800).

22998230 is an apocalyptic number.

2998230 is an abundant number, since it is smaller than the sum of its proper divisors (4259370).

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

2998230 is a wasteful number, since it uses less digits than its factorization.

2998230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 868.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 2998230 is about 1731.5397771925. The cubic root of 2998230 is about 144.1965872091.

The spelling of 2998230 in words is "two million, nine hundred ninety-eight thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 139 278 417 695 719 834 1390 1438 2085 2157 3595 4170 4314 7190 10785 21570 99941 199882 299823 499705 599646 999410 1499115 2998230