Base | Representation |
---|---|
bin | 10111100011001000… |
… | …11101011010111110 |
3 | 1012122002122212000120 |
4 | 23301210131122332 |
5 | 201343024120332 |
6 | 5450311035410 |
7 | 625205016063 |
oct | 136144353276 |
9 | 35562585016 |
10 | 12642801342 |
11 | 53a8593856 |
12 | 254a06bb66 |
13 | 1266398052 |
14 | 87d146c6a |
15 | 4dede532c |
hex | 2f191d6be |
12642801342 has 16 divisors (see below), whose sum is σ = 25358476032. Its totient is φ = 4202121560.
The previous prime is 12642801341. The next prime is 12642801373. The reversal of 12642801342 is 24310824621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12642801341) 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, 3034134 + ... + 3038297.
It is an arithmetic number, because the mean of its divisors is an integer number (1584904752).
Almost surely, 212642801342 is an apocalyptic number.
12642801342 is an abundant number, since it is smaller than the sum of its proper divisors (12715674690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12642801342 is a wasteful number, since it uses less digits than its factorization.
12642801342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6072783.
The product of its (nonzero) digits is 18432, while the sum is 33.
The spelling of 12642801342 in words is "twelve billion, six hundred forty-two million, eight hundred one thousand, three hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •