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2320980 = 2235101383
BaseRepresentation
bin1000110110101001010100
311100220210020
420312221110
51043232410
6121425140
725504464
oct10665124
94326706
102320980
111345872
1293b1b0
1363357c
14445ba4
1530ca70
hex236a54

2320980 has 48 divisors (see below), whose sum is σ = 6580224. Its totient is φ = 611200.

The previous prime is 2320979. The next prime is 2320987. The reversal of 2320980 is 890232.

2320980 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2320980.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320987) 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, 5869 + ... + 6251.

It is an arithmetic number, because the mean of its divisors is an integer number (137088).

22320980 is an apocalyptic number.

2320980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3290112).

2320980 is an abundant number, since it is smaller than the sum of its proper divisors (4259244).

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

2320980 is a wasteful number, since it uses less digits than its factorization.

2320980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 494 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 2320980 is about 1523.4762879678. The cubic root of 2320980 is about 132.4007563475.

The spelling of 2320980 in words is "two million, three hundred twenty thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 101 202 303 383 404 505 606 766 1010 1149 1212 1515 1532 1915 2020 2298 3030 3830 4596 5745 6060 7660 11490 22980 38683 77366 116049 154732 193415 232098 386830 464196 580245 773660 1160490 2320980