Base | Representation |
---|---|
bin | 101110011001… |
… | …011101111110 |
3 | 211212221102100 |
4 | 232121131332 |
5 | 11103203232 |
6 | 1112405530 |
7 | 205245321 |
oct | 56313576 |
9 | 24787370 |
10 | 12162942 |
11 | 6958220 |
12 | 40a68a6 |
13 | 269b20c |
14 | 18887b8 |
15 | 1103c7c |
hex | b9977e |
12162942 has 48 divisors (see below), whose sum is σ = 29382912. Its totient is φ = 3604560.
The previous prime is 12162923. The next prime is 12162959. The reversal of 12162942 is 24926121.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8653 + ... + 9959.
It is an arithmetic number, because the mean of its divisors is an integer number (612144).
Almost surely, 212162942 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12162942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14691456).
12162942 is an abundant number, since it is smaller than the sum of its proper divisors (17219970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12162942 is a wasteful number, since it uses less digits than its factorization.
12162942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1373 (or 1370 counting only the distinct ones).
The product of its digits is 1728, while the sum is 27.
The square root of 12162942 is about 3487.5409675013. The cubic root of 12162942 is about 229.9744268983.
The spelling of 12162942 in words is "twelve million, one hundred sixty-two thousand, nine hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •