Base | Representation |
---|---|
bin | 1000101011011… |
… | …01011111110110 |
3 | 12001222122011102 |
4 | 10111231133312 |
5 | 122114101441 |
6 | 11120210102 |
7 | 1542535421 |
oct | 425553766 |
9 | 161878142 |
10 | 72800246 |
11 | 381039a2 |
12 | 20469932 |
13 | 1210c28c |
14 | 99509b8 |
15 | 65d069b |
hex | 456d7f6 |
72800246 has 8 divisors (see below), whose sum is σ = 110326440. Its totient is φ = 36024768.
The previous prime is 72800243. The next prime is 72800251. The reversal of 72800246 is 64200827.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72800243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187436 + ... + 187823.
It is an arithmetic number, because the mean of its divisors is an integer number (13790805).
Almost surely, 272800246 is an apocalyptic number.
72800246 is a deficient number, since it is larger than the sum of its proper divisors (37526194).
72800246 is a wasteful number, since it uses less digits than its factorization.
72800246 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 375358.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 72800246 is about 8532.3060188908. The cubic root of 72800246 is about 417.5523660516.
The spelling of 72800246 in words is "seventy-two million, eight hundred thousand, two hundred forty-six".
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