Base | Representation |
---|---|
bin | 1000100101111… |
… | …00111000010110 |
3 | 12000121212210221 |
4 | 10102330320112 |
5 | 121422424242 |
6 | 11052504554 |
7 | 1533433336 |
oct | 422747026 |
9 | 160555727 |
10 | 72076822 |
11 | 3775a424 |
12 | 2017b15a |
13 | 11c17c0c |
14 | 98030c6 |
15 | 64db167 |
hex | 44bce16 |
72076822 has 8 divisors (see below), whose sum is σ = 108161856. Its totient is φ = 36022872.
The previous prime is 72076801. The next prime is 72076847. The reversal of 72076822 is 22867027.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×720768223 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 678 + ... + 12025.
It is an arithmetic number, because the mean of its divisors is an integer number (13520232).
Almost surely, 272076822 is an apocalyptic number.
72076822 is a deficient number, since it is larger than the sum of its proper divisors (36085034).
72076822 is a wasteful number, since it uses less digits than its factorization.
72076822 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15542.
The product of its (nonzero) digits is 18816, while the sum is 34.
The square root of 72076822 is about 8489.8069471573. The cubic root of 72076822 is about 416.1646714626.
It can be divided in two parts, 720768 and 22, that multiplied together give a triangular number (15856896 = T5631).
The spelling of 72076822 in words is "seventy-two million, seventy-six thousand, eight hundred twenty-two".
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