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2323100420 = 225116155021
BaseRepresentation
bin1000101001110111…
…1011001100000100
312222220022201200022
42022131323030010
514224203203140
61022304034312
7111366012344
oct21235731404
95886281608
102323100420
11a92369803
1254a002998
132b03a2844
14180762d24
15d8e360b5
hex8a77b304

2323100420 has 12 divisors (see below), whose sum is σ = 4878510924. Its totient is φ = 929240160.

The previous prime is 2323100387. The next prime is 2323100431. The reversal of 2323100420 is 240013232.

It can be written as a sum of positive squares in 2 ways, for example, as 1672646404 + 650454016 = 40898^2 + 25504^2 .

It is a super-2 number, since 2×23231004202 = 10793591122808352800, which contains 22 as substring.

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, 58077491 + ... + 58077530.

It is an arithmetic number, because the mean of its divisors is an integer number (406542577).

Almost surely, 22323100420 is an apocalyptic number.

2323100420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2323100420 is an abundant number, since it is smaller than the sum of its proper divisors (2555410504).

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

2323100420 is a wasteful number, since it uses less digits than its factorization.

2323100420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116155030 (or 116155028 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2323100420 is about 48198.5520529403. The cubic root of 2323100420 is about 1324.4106399919.

Adding to 2323100420 its reverse (240013232), we get a palindrome (2563113652).

The spelling of 2323100420 in words is "two billion, three hundred twenty-three million, one hundred thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 116155021 232310042 464620084 580775105 1161550210 2323100420