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2300131020 = 2235113485047
BaseRepresentation
bin1000100100011001…
…0011011011001100
312221022002202120210
42021012103123030
514202313143040
61020123442420
7110666535225
oct21106233314
95838082523
102300131020
11a80400530
12542386410
132a86bc995
1417b6a424c
15d6dea480
hex891936cc

2300131020 has 48 divisors (see below), whose sum is σ = 7025856768. Its totient is φ = 557607360.

The previous prime is 2300131003. The next prime is 2300131021. The reversal of 2300131020 is 201310032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2300130987 and 2300131005.

It is not an unprimeable number, because it can be changed into a prime (2300131021) 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, 1741864 + ... + 1743183.

It is an arithmetic number, because the mean of its divisors is an integer number (146372016).

Almost surely, 22300131020 is an apocalyptic number.

2300131020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2300131020 is an abundant number, since it is smaller than the sum of its proper divisors (4725725748).

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

2300131020 is a wasteful number, since it uses less digits than its factorization.

2300131020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485070 (or 3485068 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2300131020 is about 47959.6811916009. The cubic root of 2300131020 is about 1320.0311861319.

Adding to 2300131020 its reverse (201310032), we get a palindrome (2501441052).

The spelling of 2300131020 in words is "two billion, three hundred million, one hundred thirty-one thousand, twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 132 165 220 330 660 3485047 6970094 10455141 13940188 17425235 20910282 34850470 38335517 41820564 52275705 69700940 76671034 104551410 115006551 153342068 191677585 209102820 230013102 383355170 460026204 575032755 766710340 1150065510 2300131020