[go: up one dir, main page]

Search a number
-
+
2210980 = 225227487
BaseRepresentation
bin1000011011110010100100
311011022220011
420123302210
51031222410
6115220004
724536002
oct10336244
94138804
102210980
111280162
128a7604
135c5495
14417a72
152da18a
hex21bca4

2210980 has 24 divisors (see below), whose sum is σ = 4673088. Its totient is φ = 878688.

The previous prime is 2210977. The next prime is 2210983. The reversal of 2210980 is 890122.

It is an interprime number because it is at equal distance from previous prime (2210977) and next prime (2210983).

It is not an unprimeable number, because it can be changed into a prime (2210983) 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, 4297 + ... + 4783.

It is an arithmetic number, because the mean of its divisors is an integer number (194712).

22210980 is an apocalyptic number.

2210980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210980 is an abundant number, since it is smaller than the sum of its proper divisors (2462108).

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

2210980 is a wasteful number, since it uses less digits than its factorization.

2210980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 721 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2210980 is about 1486.9364478686. The cubic root of 2210980 is about 130.2751568396.

The spelling of 2210980 in words is "two million, two hundred ten thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 227 454 487 908 974 1135 1948 2270 2435 4540 4870 9740 110549 221098 442196 552745 1105490 2210980