Search a number
-
+
30202414351 = 121724817103
BaseRepresentation
bin11100001000001101…
…000100010100001111
32212221212011121122221
4130020031010110033
5443323304224401
621512542320211
72116305200104
oct341015042417
985855147587
1030202414351
1111899525a1a
125a2a889067
132b042b62c5
141667298aab
15bbb7ad7a1
hex70834450f

30202414351 has 4 divisors (see below), whose sum is σ = 30227232672. Its totient is φ = 30177596032.

The previous prime is 30202414349. The next prime is 30202414379. The reversal of 30202414351 is 15341420203.

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

It is a cyclic number.

It is not a de Polignac number, because 30202414351 - 21 = 30202414349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30202414331) 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, 12407335 + ... + 12409768.

It is an arithmetic number, because the mean of its divisors is an integer number (7556808168).

Almost surely, 230202414351 is an apocalyptic number.

30202414351 is a deficient number, since it is larger than the sum of its proper divisors (24818321).

30202414351 is a wasteful number, since it uses less digits than its factorization.

30202414351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24818320.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 30202414351 its reverse (15341420203), we get a palindrome (45543834554).

The spelling of 30202414351 in words is "thirty billion, two hundred two million, four hundred fourteen thousand, three hundred fifty-one".

Divisors: 1 1217 24817103 30202414351