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2320030040 = 23558000751
BaseRepresentation
bin1000101001001000…
…1101100101011000
312222200112201220112
42022102031211120
514222411430130
61022114143452
7111330633656
oct21222154530
95880481815
102320030040
11a906619a9
12548b81b88
132ac869153
141801a3dd6
15d8a2b495
hex8a48d958

2320030040 has 16 divisors (see below), whose sum is σ = 5220067680. Its totient is φ = 928012000.

The previous prime is 2320029973. The next prime is 2320030057. The reversal of 2320030040 is 400300232.

It is a junction number, because it is equal to n+sod(n) for n = 2320029997 and 2320030024.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 29000336 + ... + 29000415.

It is an arithmetic number, because the mean of its divisors is an integer number (326254230).

Almost surely, 22320030040 is an apocalyptic number.

2320030040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320030040 is an abundant number, since it is smaller than the sum of its proper divisors (2900037640).

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

2320030040 is a wasteful number, since it uses less digits than its factorization.

2320030040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58000762 (or 58000758 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2320030040 is about 48166.6901499366. The cubic root of 2320030040 is about 1323.8269033146.

Adding to 2320030040 its reverse (400300232), we get a palindrome (2720330272).

The spelling of 2320030040 in words is "two billion, three hundred twenty million, thirty thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 58000751 116001502 232003004 290003755 464006008 580007510 1160015020 2320030040