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8790322940 = 2257173693413
BaseRepresentation
bin10000010111111000…
…11010111011111100
3211200121112200011022
420023330122323330
5121000310313230
64012131043312
7430555340450
oct101374327374
924617480138
108790322940
1138009a9803
121853a40538
13aa11b8429
145d5634660
15366ab01e5
hex20bf1aefc

8790322940 has 48 divisors (see below), whose sum is σ = 22337767872. Its totient is φ = 2836540416.

The previous prime is 8790322939. The next prime is 8790322943. The reversal of 8790322940 is 492230978.

It is a junction number, because it is equal to n+sod(n) for n = 8790322891 and 8790322900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8790322943) 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, 1844327 + ... + 1849086.

It is an arithmetic number, because the mean of its divisors is an integer number (465370164).

Almost surely, 28790322940 is an apocalyptic number.

It is an amenable number.

8790322940 is an abundant number, since it is smaller than the sum of its proper divisors (13547444932).

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

8790322940 is a wasteful number, since it uses less digits than its factorization.

8790322940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3693446 (or 3693444 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 8790322940 is about 93756.7221056709. The cubic root of 8790322940 is about 2063.8031778420.

The spelling of 8790322940 in words is "eight billion, seven hundred ninety million, three hundred twenty-two thousand, nine hundred forty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 68 70 85 119 140 170 238 340 476 595 1190 2380 3693413 7386826 14773652 18467065 25853891 36934130 51707782 62788021 73868260 103415564 125576042 129269455 251152084 258538910 313940105 439516147 517077820 627880210 879032294 1255760420 1758064588 2197580735 4395161470 8790322940