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2930413780 = 225738475441
BaseRepresentation
bin1010111010101010…
…1001000011010100
321120020002102222201
42232222221003110
522000141220110
61202440534244
7132422051260
oct25652510324
97506072881
102930413780
111274162278
12699481384
1337915c168
141db2910a0
151223eab3a
hexaeaa90d4

2930413780 has 48 divisors (see below), whose sum is σ = 7036114176. Its totient is φ = 1004267520.

The previous prime is 2930413771. The next prime is 2930413781. The reversal of 2930413780 is 873140392.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2930413781) 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, 535860 + ... + 541300.

It is an arithmetic number, because the mean of its divisors is an integer number (146585712).

Almost surely, 22930413780 is an apocalyptic number.

2930413780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2930413780 is an abundant number, since it is smaller than the sum of its proper divisors (4105700396).

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

2930413780 is a wasteful number, since it uses less digits than its factorization.

2930413780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9304 (or 9302 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 2930413780 is about 54133.2964080334. The cubic root of 2930413780 is about 1431.0110345685.

The spelling of 2930413780 in words is "two billion, nine hundred thirty million, four hundred thirteen thousand, seven hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 3847 5441 7694 10882 15388 19235 21764 26929 27205 38087 38470 53858 54410 76174 76940 107716 108820 134645 152348 190435 269290 380870 538580 761740 20931527 41863054 83726108 104657635 146520689 209315270 293041378 418630540 586082756 732603445 1465206890 2930413780