Search a number
-
+
13312312242 = 234747206781
BaseRepresentation
bin11000110010111100…
…11100001110110010
31021100202110112022120
430121132130032302
5204230422442432
610040545015110
7650614533645
oct143136341662
937322415276
1013312312242
1157114a9249
1226b6324496
131341cc0948
14904025a5c
1552da93c2c
hex31979c3b2

13312312242 has 16 divisors (see below), whose sum is σ = 27191106432. Its totient is φ = 4343023760.

The previous prime is 13312312241. The next prime is 13312312243. The reversal of 13312312242 is 24221321331.

It is an interprime number because it is at equal distance from previous prime (13312312241) and next prime (13312312243).

It is not an unprimeable number, because it can be changed into a prime (13312312241) 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, 23603109 + ... + 23603672.

It is an arithmetic number, because the mean of its divisors is an integer number (1699444152).

Almost surely, 213312312242 is an apocalyptic number.

13312312242 is an abundant number, since it is smaller than the sum of its proper divisors (13878794190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13312312242 is a wasteful number, since it uses less digits than its factorization.

13312312242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47206833.

The product of its digits is 1728, while the sum is 24.

Adding to 13312312242 its reverse (24221321331), we get a palindrome (37533633573).

The spelling of 13312312242 in words is "thirteen billion, three hundred twelve million, three hundred twelve thousand, two hundred forty-two".

Divisors: 1 2 3 6 47 94 141 282 47206781 94413562 141620343 283240686 2218718707 4437437414 6656156121 13312312242