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2300111020 = 225911126241
BaseRepresentation
bin1000100100011000…
…1110100010101100
312221022001202011001
42021012032202230
514202312023040
61020123210044
7110666423014
oct21106164254
95838052131
102300111020
11a803974a9
12542376924
132a86b384c
1417b69ac44
15d6de459a
hex8918e8ac

2300111020 has 24 divisors (see below), whose sum is σ = 4835573568. Its totient is φ = 919027200.

The previous prime is 2300110963. The next prime is 2300111089. The reversal of 2300111020 is 201110032.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2300110988 and 2300111006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44901 + ... + 81340.

It is an arithmetic number, because the mean of its divisors is an integer number (201482232).

Almost surely, 22300111020 is an apocalyptic number.

2300111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2300111020 is an abundant number, since it is smaller than the sum of its proper divisors (2535462548).

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

2300111020 is a wasteful number, since it uses less digits than its factorization.

2300111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127161 (or 127159 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2300111020 is about 47959.4726826724. The cubic root of 2300111020 is about 1320.0273601614.

Adding to 2300111020 its reverse (201110032), we get a palindrome (2501221052).

The spelling of 2300111020 in words is "two billion, three hundred million, one hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 911 1822 3644 4555 9110 18220 126241 252482 504964 631205 1262410 2524820 115005551 230011102 460022204 575027755 1150055510 2300111020