| Base | Representation |
|---|---|
| bin | 100100001011110… |
| … | …0101011010110100 |
| 3 | 10010121121210220010 |
| 4 | 1020113211122310 |
| 5 | 4441310022012 |
| 6 | 320251140220 |
| 7 | 42042015660 |
| oct | 11027453264 |
| 9 | 3117553803 |
| 10 | 1214142132 |
| 11 | 573395a55 |
| 12 | 29a744670 |
| 13 | 1647064c8 |
| 14 | b73718a0 |
| 15 | 718d0c3c |
| hex | 485e56b4 |
1214142132 has 96 divisors (see below), whose sum is σ = 3296966400. Its totient is φ = 340595712.
The previous prime is 1214142119. The next prime is 1214142133. The reversal of 1214142132 is 2312414121.
It is a super-2 number, since 2×12141421322 = 2948282233395010848, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 1214142099 and 1214142108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214142133) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2385094 + ... + 2385602.
It is an arithmetic number, because the mean of its divisors is an integer number (34343400).
Almost surely, 21214142132 is an apocalyptic number.
1214142132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1214142132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1648483200).
1214142132 is an abundant number, since it is smaller than the sum of its proper divisors (2082824268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214142132 is a wasteful number, since it uses less digits than its factorization.
1214142132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 985 (or 983 counting only the distinct ones).
The product of its digits is 384, while the sum is 21.
The square root of 1214142132 is about 34844.5423560132. The cubic root of 1214142132 is about 1066.8167927153.
Adding to 1214142132 its reverse (2312414121), we get a palindrome (3526556253).
The spelling of 1214142132 in words is "one billion, two hundred fourteen million, one hundred forty-two thousand, one hundred thirty-two".
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