Search a number
-
+
30425101013 = 82336968531
BaseRepresentation
bin11100010101011110…
…100011001011010101
32220112101012021100002
4130111132203023111
5444302311213023
621551015301045
72124651043256
oct342536431325
986471167302
1030425101013
11119a31a378a
125a9137a785
132b3b484868
141688aa4b2d
15bd10e9b28
hex7157a32d5

30425101013 has 4 divisors (see below), whose sum is σ = 30462070368. Its totient is φ = 30388131660.

The previous prime is 30425100961. The next prime is 30425101037. The reversal of 30425101013 is 31010152403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30425101013 - 216 = 30425035477 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 (30425101313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18483443 + ... + 18485088.

It is an arithmetic number, because the mean of its divisors is an integer number (7615517592).

Almost surely, 230425101013 is an apocalyptic number.

It is an amenable number.

30425101013 is a deficient number, since it is larger than the sum of its proper divisors (36969355).

30425101013 is an equidigital number, since it uses as much as digits as its factorization.

30425101013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36969354.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 30425101013 its reverse (31010152403), we get a palindrome (61435253416).

The spelling of 30425101013 in words is "thirty billion, four hundred twenty-five million, one hundred one thousand, thirteen".

Divisors: 1 823 36968531 30425101013