Base | Representation |
---|---|
bin | 10100100011110… |
… | …11101011111011 |
3 | 110000112112120222 |
4 | 22101323223323 |
5 | 323123114313 |
6 | 25040410255 |
7 | 4162665656 |
oct | 1221735373 |
9 | 400475528 |
10 | 172473083 |
11 | 893a1642 |
12 | 4991698b |
13 | 29969ba3 |
14 | 18c9889d |
15 | 1021d208 |
hex | a47bafb |
172473083 has 2 divisors, whose sum is σ = 172473084. Its totient is φ = 172473082.
The previous prime is 172473073. The next prime is 172473097. The reversal of 172473083 is 380374271.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 172473083 - 28 = 172472827 is a prime.
It is not a weakly prime, because it can be changed into another prime (172473053) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86236541 + 86236542.
It is an arithmetic number, because the mean of its divisors is an integer number (86236542).
Almost surely, 2172473083 is an apocalyptic number.
172473083 is a deficient number, since it is larger than the sum of its proper divisors (1).
172473083 is an equidigital number, since it uses as much as digits as its factorization.
172473083 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 28224, while the sum is 35.
The square root of 172473083 is about 13132.9007839091. The cubic root of 172473083 is about 556.6391849812.
The spelling of 172473083 in words is "one hundred seventy-two million, four hundred seventy-three thousand, eighty-three".
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