Search a number
-
+
30120203032 = 2310137277479
BaseRepresentation
bin11100000011010011…
…011101001100011000
32212202010110211221021
4130003103131030120
5443141232444112
621500444252224
72114256334003
oct340323351430
985663424837
1030120203032
1111857084387
125a07241074
132ac026055a
14165a3b853a
15bb446e907
hex7034dd318

30120203032 has 16 divisors (see below), whose sum is σ = 57034544400. Its totient is φ = 14910991200.

The previous prime is 30120203027. The next prime is 30120203051. The reversal of 30120203032 is 23030202103.

It is a junction number, because it is equal to n+sod(n) for n = 30120202997 and 30120203015.

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, 18637932 + ... + 18639547.

It is an arithmetic number, because the mean of its divisors is an integer number (3564659025).

Almost surely, 230120203032 is an apocalyptic number.

It is an amenable number.

30120203032 is a deficient number, since it is larger than the sum of its proper divisors (26914341368).

30120203032 is a wasteful number, since it uses less digits than its factorization.

30120203032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37277586 (or 37277582 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 30120203032 its reverse (23030202103), we get a palindrome (53150405135).

The spelling of 30120203032 in words is "thirty billion, one hundred twenty million, two hundred three thousand, thirty-two".

Divisors: 1 2 4 8 101 202 404 808 37277479 74554958 149109916 298219832 3765025379 7530050758 15060101516 30120203032