Base | Representation |
---|---|
bin | 11000011100001011… |
… | …10011001100011010 |
3 | 1020212110001021100010 |
4 | 30032011303030122 |
5 | 203333023201242 |
6 | 10010003022350 |
7 | 643105144431 |
oct | 141605631432 |
9 | 36773037303 |
10 | 13121303322 |
11 | 56236a7436 |
12 | 266236a9b6 |
13 | 1311563c0a |
14 | 8c6904118 |
15 | 51be1389c |
hex | 30e17331a |
13121303322 has 16 divisors (see below), whose sum is σ = 26351500032. Its totient is φ = 4355618880.
The previous prime is 13121303311. The next prime is 13121303329. The reversal of 13121303322 is 22330312131.
It is not an unprimeable number, because it can be changed into a prime (13121303329) 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, 4535658 + ... + 4538549.
It is an arithmetic number, because the mean of its divisors is an integer number (1646968752).
Almost surely, 213121303322 is an apocalyptic number.
13121303322 is an abundant number, since it is smaller than the sum of its proper divisors (13230196710).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13121303322 is a wasteful number, since it uses less digits than its factorization.
13121303322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9074453.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 13121303322 its reverse (22330312131), we get a palindrome (35451615453).
The spelling of 13121303322 in words is "thirteen billion, one hundred twenty-one million, three hundred three thousand, three hundred twenty-two".
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