Base | Representation |
---|---|
bin | 1000001101011… |
… | …10101001110110 |
3 | 11210121002202021 |
4 | 10012232221312 |
5 | 120112412242 |
6 | 10500103354 |
7 | 1464260254 |
oct | 406565166 |
9 | 153532667 |
10 | 68872822 |
11 | 35971197 |
12 | 1b094b5a |
13 | 11365765 |
14 | 920b5d4 |
15 | 60a6b67 |
hex | 41aea76 |
68872822 has 16 divisors (see below), whose sum is σ = 104829840. Its totient is φ = 33933312.
The previous prime is 68872807. The next prime is 68872823. The reversal of 68872822 is 22827886.
It is a super-2 number, since 2×688728222 = 9486931220487368, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68872823) 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, 42829 + ... + 44407.
It is an arithmetic number, because the mean of its divisors is an integer number (6551865).
Almost surely, 268872822 is an apocalyptic number.
68872822 is a deficient number, since it is larger than the sum of its proper divisors (35957018).
68872822 is a wasteful number, since it uses less digits than its factorization.
68872822 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1887.
The product of its digits is 172032, while the sum is 43.
The square root of 68872822 is about 8298.9651162058. The cubic root of 68872822 is about 409.9044433267.
The spelling of 68872822 in words is "sixty-eight million, eight hundred seventy-two thousand, eight hundred twenty-two".
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