Base | Representation |
---|---|
bin | 1001010100100… |
… | …11110100011111 |
3 | 12110010222100211 |
4 | 10222103310133 |
5 | 130004400340 |
6 | 11432033251 |
7 | 1636455421 |
oct | 452236437 |
9 | 173128324 |
10 | 78200095 |
11 | 40161986 |
12 | 22232827 |
13 | 1328005c |
14 | a558811 |
15 | 6cea5ea |
hex | 4a93d1f |
78200095 has 8 divisors (see below), whose sum is σ = 97076160. Its totient is φ = 60402720.
The previous prime is 78200093. The next prime is 78200099. The reversal of 78200095 is 59000287.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 78200095 - 21 = 78200093 is a prime.
It is a super-2 number, since 2×782000952 = 12230509716018050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78200093) 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, 269511 + ... + 269800.
It is an arithmetic number, because the mean of its divisors is an integer number (12134520).
Almost surely, 278200095 is an apocalyptic number.
78200095 is a deficient number, since it is larger than the sum of its proper divisors (18876065).
78200095 is a wasteful number, since it uses less digits than its factorization.
78200095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 539345.
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 78200095 is about 8843.0817592059. The cubic root of 78200095 is about 427.6309141595.
The spelling of 78200095 in words is "seventy-eight million, two hundred thousand, ninety-five".
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