Search a number
-
+
30020212202 = 231943151341
BaseRepresentation
bin11011111101010110…
…000001010111101010
32212111011022210022012
4123331112001113222
5442440133242302
621442513155522
72111633410361
oct337526012752
985434283265
1030020212202
1111805699832
12599985bba2
132aa5620c96
14164adca7d8
15baa7bca52
hex6fd5815ea

30020212202 has 16 divisors (see below), whose sum is σ = 46488743424. Its totient is φ = 14524086000.

The previous prime is 30020212147. The next prime is 30020212207. The reversal of 30020212202 is 20221202003.

It is not an unprimeable number, because it can be changed into a prime (30020212207) 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, 559052 + ... + 610392.

It is an arithmetic number, because the mean of its divisors is an integer number (2905546464).

Almost surely, 230020212202 is an apocalyptic number.

30020212202 is a deficient number, since it is larger than the sum of its proper divisors (16468531222).

30020212202 is a wasteful number, since it uses less digits than its factorization.

30020212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60805.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 30020212202 its reverse (20221202003), we get a palindrome (50241414205).

The spelling of 30020212202 in words is "thirty billion, twenty million, two hundred twelve thousand, two hundred two".

Divisors: 1 2 31 62 9431 18862 51341 102682 292361 584722 1591571 3183142 484196971 968393942 15010106101 30020212202