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2420232213 = 37115249153
BaseRepresentation
bin1001000001000001…
…1101000000010101
320020200002112110010
42100100131000111
514424034412323
61040053550433
7113655430410
oct22020350025
96220075403
102420232213
111032181313
12576645419
132c7550989
1418d608b77
15e2720c93
hex9041d015

2420232213 has 8 divisors (see below), whose sum is σ = 3687972928. Its totient is φ = 1382989824.

The previous prime is 2420232211. The next prime is 2420232233. The reversal of 2420232213 is 3122320242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2420232213 - 21 = 2420232211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 115249153 = 2420232213 / (2 + 4 + 2 + 0 + 2 + 3 + 2 + 2 + 1 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2420232213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420232211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57624556 + ... + 57624597.

It is an arithmetic number, because the mean of its divisors is an integer number (460996616).

Almost surely, 22420232213 is an apocalyptic number.

It is an amenable number.

2420232213 is a deficient number, since it is larger than the sum of its proper divisors (1267740715).

2420232213 is a wasteful number, since it uses less digits than its factorization.

2420232213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115249163.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2420232213 is about 49195.8556486215. The cubic root of 2420232213 is about 1342.6176301466.

Adding to 2420232213 its reverse (3122320242), we get a palindrome (5542552455).

The spelling of 2420232213 in words is "two billion, four hundred twenty million, two hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 3 7 21 115249153 345747459 806744071 2420232213