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2830825580 = 2251119677231
BaseRepresentation
bin1010100010111010…
…1111100001101100
321022021200211122212
42220232233201230
521244142404310
61144522225552
7130102422542
oct25056574154
97267624585
102830825580
111222a22180
126700552b8
13361630c2b
141cbd69d92
151187c8205
hexa8baf86c

2830825580 has 48 divisors (see below), whose sum is σ = 6826498560. Its totient is φ = 975211200.

The previous prime is 2830825577. The next prime is 2830825589. The reversal of 2830825580 is 855280382.

It is not an unprimeable number, because it can be changed into a prime (2830825589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334436 + ... + 342795.

It is an arithmetic number, because the mean of its divisors is an integer number (142218720).

Almost surely, 22830825580 is an apocalyptic number.

2830825580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2830825580 is an abundant number, since it is smaller than the sum of its proper divisors (3995672980).

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

2830825580 is a wasteful number, since it uses less digits than its factorization.

2830825580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677270 (or 677268 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 41.

The square root of 2830825580 is about 53205.5032867842. The cubic root of 2830825580 is about 1414.6131919771.

The spelling of 2830825580 in words is "two billion, eight hundred thirty million, eight hundred twenty-five thousand, five hundred eighty".

Divisors: 1 2 4 5 10 11 19 20 22 38 44 55 76 95 110 190 209 220 380 418 836 1045 2090 4180 677231 1354462 2708924 3386155 6772310 7449541 12867389 13544620 14899082 25734778 29798164 37247705 51469556 64336945 74495410 128673890 141541279 148990820 257347780 283082558 566165116 707706395 1415412790 2830825580