Base | Representation |
---|---|
bin | 1000100111010… |
… | …11101010001110 |
3 | 12000222121122112 |
4 | 10103223222032 |
5 | 122000042210 |
6 | 11100544022 |
7 | 1535162063 |
oct | 423535216 |
9 | 160877575 |
10 | 72268430 |
11 | 37880383 |
12 | 20252012 |
13 | 11c841b0 |
14 | 9852c6a |
15 | 6527d05 |
hex | 44eba8e |
72268430 has 32 divisors (see below), whose sum is σ = 140470848. Its totient is φ = 26611200.
The previous prime is 72268421. The next prime is 72268517. The reversal of 72268430 is 3486227.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81590 + ... + 82470.
It is an arithmetic number, because the mean of its divisors is an integer number (4389714).
Almost surely, 272268430 is an apocalyptic number.
72268430 is a deficient number, since it is larger than the sum of its proper divisors (68202418).
72268430 is a wasteful number, since it uses less digits than its factorization.
72268430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1532.
The product of its (nonzero) digits is 16128, while the sum is 32.
The square root of 72268430 is about 8501.0840485199. The cubic root of 72268430 is about 416.5331205794.
The spelling of 72268430 in words is "seventy-two million, two hundred sixty-eight thousand, four hundred thirty".
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