Search a number
-
+
2420130023 = 22310852601
BaseRepresentation
bin1001000001000000…
…0100000011100111
320020122220100021022
42100100010003213
514424023130043
61040051441355
7113654523443
oct22020040347
96218810238
102420130023
111032111563
125765b625b
132c75162cc
1418d5bd823
15e2700868
hex904040e7

2420130023 has 4 divisors (see below), whose sum is σ = 2430982848. Its totient is φ = 2409277200.

The previous prime is 2420130017. The next prime is 2420130029. The reversal of 2420130023 is 3200310242.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2420130017) and next prime (2420130029).

It is a cyclic number.

It is not a de Polignac number, because 2420130023 - 216 = 2420064487 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2420129983 and 2420130010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420130029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5426078 + ... + 5426523.

It is an arithmetic number, because the mean of its divisors is an integer number (607745712).

Almost surely, 22420130023 is an apocalyptic number.

2420130023 is a deficient number, since it is larger than the sum of its proper divisors (10852825).

2420130023 is a wasteful number, since it uses less digits than its factorization.

2420130023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10852824.

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

The square root of 2420130023 is about 49194.8170339112. The cubic root of 2420130023 is about 1342.5987333336.

Adding to 2420130023 its reverse (3200310242), we get a palindrome (5620440265).

The spelling of 2420130023 in words is "two billion, four hundred twenty million, one hundred thirty thousand, twenty-three".

Divisors: 1 223 10852601 2420130023