Search a number
-
+
30202230232 = 2310723352073
BaseRepresentation
bin11100001000001100…
…010111010111011000
32212221211211021002201
4130020030113113120
5443323232331412
621512534335544
72116303502236
oct341014272730
985854737081
1030202230232
111189940a659
125a2a7ba5b4
132b04250565
14166724b956
15bbb773e57
hex7083175d8

30202230232 has 16 divisors (see below), whose sum is σ = 56634623640. Its totient is φ = 15099663936.

The previous prime is 30202230181. The next prime is 30202230251. The reversal of 30202230232 is 23203220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90253 + ... + 261820.

Almost surely, 230202230232 is an apocalyptic number.

It is an amenable number.

30202230232 is a deficient number, since it is larger than the sum of its proper divisors (26432393408).

30202230232 is a wasteful number, since it uses less digits than its factorization.

30202230232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362802 (or 362798 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 30202230232 its reverse (23203220203), we get a palindrome (53405450435).

The spelling of 30202230232 in words is "thirty billion, two hundred two million, two hundred thirty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 10723 21446 42892 85784 352073 704146 1408292 2816584 3775278779 7550557558 15101115116 30202230232