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4789497088 = 2829645137
BaseRepresentation
bin1000111010111100…
…11110110100000000
3110100210021122212001
410131132132310000
534302102401323
62111131313344
7226455024235
oct43536366400
913323248761
104789497088
112038601062
12b17bab854
135b4367b5c
1433614778c
151d07253ad
hex11d79ed00

4789497088 has 36 divisors (see below), whose sum is σ = 9889965540. Its totient is φ = 2312167424.

The previous prime is 4789497073. The next prime is 4789497101. The reversal of 4789497088 is 8807949874.

It can be written as a sum of positive squares in 2 ways, for example, as 1281067264 + 3508429824 = 35792^2 + 59232^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315145 + ... + 329992.

It is an arithmetic number, because the mean of its divisors is an integer number (274721265).

Almost surely, 24789497088 is an apocalyptic number.

It is an amenable number.

4789497088 is an abundant number, since it is smaller than the sum of its proper divisors (5100468452).

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

4789497088 is an equidigital number, since it uses as much as digits as its factorization.

4789497088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645182 (or 645168 counting only the distinct ones).

The product of its (nonzero) digits is 32514048, while the sum is 64.

The square root of 4789497088 is about 69206.1925552909. The cubic root of 4789497088 is about 1685.6340850423.

The spelling of 4789497088 in words is "four billion, seven hundred eighty-nine million, four hundred ninety-seven thousand, eighty-eight".

Divisors: 1 2 4 8 16 29 32 58 64 116 128 232 256 464 928 1856 3712 7424 645137 1290274 2580548 5161096 10322192 18708973 20644384 37417946 41288768 74835892 82577536 149671784 165155072 299343568 598687136 1197374272 2394748544 4789497088