Search a number
-
+
30455260135 = 5238317091867
BaseRepresentation
bin11100010111010001…
…100110001111100111
32220121110221111212121
4130113101212033213
5444333021311020
621554013530411
72125465303606
oct342721461747
986543844777
1030455260135
1111a09222783
125a9b4a3a07
132b447b40b1
14168cab5a3d
15bd3aa5baa
hex7174663e7

30455260135 has 32 divisors (see below), whose sum is σ = 38638010880. Its totient is φ = 22998315648.

The previous prime is 30455260117. The next prime is 30455260139. The reversal of 30455260135 is 53106255403.

It is a cyclic number.

It is not a de Polignac number, because 30455260135 - 25 = 30455260103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30455260135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30455260139) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16311472 + ... + 16313338.

It is an arithmetic number, because the mean of its divisors is an integer number (1207437840).

Almost surely, 230455260135 is an apocalyptic number.

30455260135 is a deficient number, since it is larger than the sum of its proper divisors (8182750745).

30455260135 is a wasteful number, since it uses less digits than its factorization.

30455260135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3687.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 30455260135 in words is "thirty billion, four hundred fifty-five million, two hundred sixty thousand, one hundred thirty-five".

Divisors: 1 5 23 83 115 415 1709 1867 1909 8545 9335 9545 39307 42941 141847 154961 196535 214705 709235 774805 3190703 3262481 3564103 15953515 16312405 17820515 73386169 264828349 366930845 1324141745 6091052027 30455260135