Base | Representation |
---|---|
bin | 1100001100010011011000… |
… | …1100010100101100111010 |
3 | 1202110112221111022010002000 |
4 | 3003010312030110230322 |
5 | 3224113432021143002 |
6 | 44302222550321430 |
7 | 2552341561010562 |
oct | 303046614245472 |
9 | 52415844263060 |
10 | 13405502131002 |
11 | 42a92725215a3 |
12 | 16060ab659276 |
13 | 7631971a5377 |
14 | 344b88c37da2 |
15 | 183a9412161c |
hex | c3136314b3a |
13405502131002 has 16 divisors (see below), whose sum is σ = 29790004735680. Its totient is φ = 4468500710316.
The previous prime is 13405502130949. The next prime is 13405502131019. The reversal of 13405502131002 is 20013120550431.
13405502131002 is a `hidden beast` number, since 1 + 3 + 4 + 0 + 550 + 2 + 1 + 3 + 100 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124125019678 + ... + 124125019785.
It is an arithmetic number, because the mean of its divisors is an integer number (1861875295980).
Almost surely, 213405502131002 is an apocalyptic number.
13405502131002 is an abundant number, since it is smaller than the sum of its proper divisors (16384502604678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13405502131002 is a wasteful number, since it uses less digits than its factorization.
13405502131002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248250039474 (or 248250039468 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
Adding to 13405502131002 its reverse (20013120550431), we get a palindrome (33418622681433).
The spelling of 13405502131002 in words is "thirteen trillion, four hundred five billion, five hundred two million, one hundred thirty-one thousand, two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.139 sec. • engine limits •