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2300255020 = 2257219112289
BaseRepresentation
bin1000100100011011…
…0001101100101100
312221022100001200101
42021012301230230
514202331130040
61020130240444
7111000562600
oct21106615454
95838301611
102300255020
11a80485708
12542426124
132a873425b
1417b6d7500
15d6e2209a
hex891b1b2c

2300255020 has 72 divisors (see below), whose sum is σ = 5649073920. Its totient is φ = 784465920.

The previous prime is 2300255017. The next prime is 2300255033. The reversal of 2300255020 is 205520032.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181036 + ... + 193324.

It is an arithmetic number, because the mean of its divisors is an integer number (78459360).

Almost surely, 22300255020 is an apocalyptic number.

2300255020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2300255020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2824536960).

2300255020 is an abundant number, since it is smaller than the sum of its proper divisors (3348818900).

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

2300255020 is a wasteful number, since it uses less digits than its factorization.

2300255020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12503 (or 12494 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2300255020 is about 47960.9739267250. The cubic root of 2300255020 is about 1320.0549066539.

Adding to 2300255020 its reverse (205520032), we get a palindrome (2505775052).

The spelling of 2300255020 in words is "two billion, three hundred million, two hundred fifty-five thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 191 196 245 382 490 764 955 980 1337 1910 2674 3820 5348 6685 9359 12289 13370 18718 24578 26740 37436 46795 49156 61445 86023 93590 122890 172046 187180 245780 344092 430115 602161 860230 1204322 1720460 2347199 2408644 3010805 4694398 6021610 9388796 11735995 12043220 16430393 23471990 32860786 46943980 65721572 82151965 115012751 164303930 230025502 328607860 460051004 575063755 1150127510 2300255020