Base | Representation |
---|---|
bin | 101101110110… |
… | …110100000010 |
3 | 211121201201000 |
4 | 231312310002 |
5 | 11034132434 |
6 | 1105352430 |
7 | 204114426 |
oct | 55666402 |
9 | 24551630 |
10 | 12020994 |
11 | 6870607 |
12 | 4038716 |
13 | 264b71b |
14 | 184cb86 |
15 | 10c6b99 |
hex | b76d02 |
12020994 has 64 divisors (see below), whose sum is σ = 28385280. Its totient is φ = 3764880.
The previous prime is 12020947. The next prime is 12021001. The reversal of 12020994 is 49902021.
12020994 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
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 31 ways as a sum of consecutive naturals, for example, 71899 + ... + 72065.
It is an arithmetic number, because the mean of its divisors is an integer number (443520).
Almost surely, 212020994 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12020994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14192640).
12020994 is an abundant number, since it is smaller than the sum of its proper divisors (16364286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12020994 is a wasteful number, since it uses less digits than its factorization.
12020994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252 (or 246 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 12020994 is about 3467.1305138399. The cubic root of 12020994 is about 229.0762825644.
The spelling of 12020994 in words is "twelve million, twenty thousand, nine hundred ninety-four".
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