Base | Representation |
---|---|
bin | 110010000010100… |
… | …0010111001110100 |
3 | 11100000102021122200 |
4 | 1210011002321310 |
5 | 11414313403322 |
6 | 434335424500 |
7 | 56415432426 |
oct | 14405027164 |
9 | 4300367580 |
10 | 1679044212 |
11 | 79185a84a |
12 | 3aa385130 |
13 | 209b200b1 |
14 | 11cdcc816 |
15 | 9c6148ac |
hex | 64142e74 |
1679044212 has 54 divisors (see below), whose sum is σ = 4479423858. Its totient is φ = 530220384.
The previous prime is 1679044141. The next prime is 1679044217. The reversal of 1679044212 is 2124409761.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 1582925796 + 96118416 = 39786^2 + 9804^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1679044217) 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 17 ways as a sum of consecutive naturals, for example, 51603 + ... + 77594.
Almost surely, 21679044212 is an apocalyptic number.
1679044212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1679044212 is an abundant number, since it is smaller than the sum of its proper divisors (2800379646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1679044212 is a wasteful number, since it uses less digits than its factorization.
1679044212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 129245 (or 129221 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 1679044212 is about 40976.1419853065. The cubic root of 1679044212 is about 1188.5589061483.
The spelling of 1679044212 in words is "one billion, six hundred seventy-nine million, forty-four thousand, two hundred twelve".
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