Base | Representation |
---|---|
bin | 111100011111110… |
… | …0100101011001100 |
3 | 12020110200012010111 |
4 | 1320333210223030 |
5 | 13124130244322 |
6 | 533232245404 |
7 | 101206062541 |
oct | 17077445314 |
9 | 5213605114 |
10 | 2029931212 |
11 | 951930401 |
12 | 4879a0864 |
13 | 264726c3a |
14 | 15384abc8 |
15 | bd326177 |
hex | 78fe4acc |
2029931212 has 24 divisors (see below), whose sum is σ = 3793426560. Its totient is φ = 948353280.
The previous prime is 2029931161. The next prime is 2029931219. The reversal of 2029931212 is 2121399202.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (2029931219) 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, 278653 + ... + 285844.
It is an arithmetic number, because the mean of its divisors is an integer number (158059440).
Almost surely, 22029931212 is an apocalyptic number.
It is an amenable number.
2029931212 is a deficient number, since it is larger than the sum of its proper divisors (1763495348).
2029931212 is a wasteful number, since it uses less digits than its factorization.
2029931212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 564561 (or 564559 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 2029931212 is about 45054.7579285473. The cubic root of 2029931212 is about 1266.1751149329.
The spelling of 2029931212 in words is "two billion, twenty-nine million, nine hundred thirty-one thousand, two hundred twelve".
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