Base | Representation |
---|---|
bin | 1000101000000… |
… | …10001101101110 |
3 | 12001011022101011 |
4 | 10110002031232 |
5 | 122011021224 |
6 | 11102535434 |
7 | 1536025321 |
oct | 424021556 |
9 | 161138334 |
10 | 72360814 |
11 | 37933829 |
12 | 2029757a |
13 | 11cb7266 |
14 | 98787b8 |
15 | 6545394 |
hex | 450236e |
72360814 has 4 divisors (see below), whose sum is σ = 108541224. Its totient is φ = 36180406.
The previous prime is 72360803. The next prime is 72360839. The reversal of 72360814 is 41806327.
It is a semiprime because it is the product of two primes.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18090202 + ... + 18090205.
It is an arithmetic number, because the mean of its divisors is an integer number (27135306).
Almost surely, 272360814 is an apocalyptic number.
72360814 is a deficient number, since it is larger than the sum of its proper divisors (36180410).
72360814 is a wasteful number, since it uses less digits than its factorization.
72360814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36180409.
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 72360814 is about 8506.5159730644. The cubic root of 72360814 is about 416.7105360388.
The spelling of 72360814 in words is "seventy-two million, three hundred sixty thousand, eight hundred fourteen".
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