Base | Representation |
---|---|
bin | 100100001101010… |
… | …1000011000111100 |
3 | 10010200010101100220 |
4 | 1020122220120330 |
5 | 4442011100412 |
6 | 320320221340 |
7 | 42051553155 |
oct | 11032503074 |
9 | 3120111326 |
10 | 1214940732 |
11 | 573890a55 |
12 | 29aa6a850 |
13 | 164925b55 |
14 | b74dc92c |
15 | 719dc68c |
hex | 486a863c |
1214940732 has 96 divisors (see below), whose sum is σ = 3036102720. Its totient is φ = 377395200.
The previous prime is 1214940719. The next prime is 1214940733. The reversal of 1214940732 is 2370494121.
It is a junction number, because it is equal to n+sod(n) for n = 1214940693 and 1214940702.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1214940733) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2021232 + ... + 2021832.
It is an arithmetic number, because the mean of its divisors is an integer number (31626070).
Almost surely, 21214940732 is an apocalyptic number.
1214940732 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 1214940732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1518051360).
1214940732 is an abundant number, since it is smaller than the sum of its proper divisors (1821161988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214940732 is a wasteful number, since it uses less digits than its factorization.
1214940732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 831 (or 829 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 33.
The square root of 1214940732 is about 34855.9999426211. Note that the first 4 decimals coincide. The cubic root of 1214940732 is about 1067.0506404515.
The spelling of 1214940732 in words is "one billion, two hundred fourteen million, nine hundred forty thousand, seven hundred thirty-two".
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