Base | Representation |
---|---|
bin | 1010001100010… |
… | …00010000001111 |
3 | 12221212111000012 |
4 | 11012020100033 |
5 | 133341232001 |
6 | 12252223435 |
7 | 2055451001 |
oct | 506102017 |
9 | 187774005 |
10 | 85492751 |
11 | 44292a73 |
12 | 2476ab7b |
13 | 14934536 |
14 | b4d6371 |
15 | 778b2bb |
hex | 518840f |
85492751 has 2 divisors, whose sum is σ = 85492752. Its totient is φ = 85492750.
The previous prime is 85492747. The next prime is 85492807. The reversal of 85492751 is 15729458.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 85492751 - 22 = 85492747 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 85492699 and 85492708.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (85492721) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42746375 + 42746376.
It is an arithmetic number, because the mean of its divisors is an integer number (42746376).
Almost surely, 285492751 is an apocalyptic number.
85492751 is a deficient number, since it is larger than the sum of its proper divisors (1).
85492751 is an equidigital number, since it uses as much as digits as its factorization.
85492751 is an evil number, because the sum of its binary digits is even.
The product of its digits is 100800, while the sum is 41.
The square root of 85492751 is about 9246.2290151175. The cubic root of 85492751 is about 440.5309551046.
The spelling of 85492751 in words is "eighty-five million, four hundred ninety-two thousand, seven hundred fifty-one".
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