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930980 = 22546549
BaseRepresentation
bin11100011010010100100
31202022001202
43203102210
5214242410
631542032
710625141
oct3432244
91668052
10930980
11586506
1238a918
1326799b
141a33c8
15135ca5
hexe34a4

930980 has 12 divisors (see below), whose sum is σ = 1955100. Its totient is φ = 372384.

The previous prime is 930977. The next prime is 930989. The reversal of 930980 is 89039.

It can be written as a sum of positive squares in 2 ways, for example, as 678976 + 252004 = 824^2 + 502^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (930989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23255 + ... + 23294.

It is an arithmetic number, because the mean of its divisors is an integer number (162925).

2930980 is an apocalyptic number.

It is an amenable number.

930980 is an abundant number, since it is smaller than the sum of its proper divisors (1024120).

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

930980 is a wasteful number, since it uses less digits than its factorization.

930980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46558 (or 46556 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 930980 is about 964.8730486442. The cubic root of 930980 is about 97.6442746809.

The spelling of 930980 in words is "nine hundred thirty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 46549 93098 186196 232745 465490 930980