Base | Representation |
---|---|
bin | 10000110010010100… |
… | …10110000111010001 |
3 | 212021001210221112222 |
4 | 20121022112013101 |
5 | 121424042431014 |
6 | 4050132030425 |
7 | 436220250665 |
oct | 103112260721 |
9 | 25231727488 |
10 | 9012077009 |
11 | 390509a931 |
12 | 18b6162415 |
13 | b0811b360 |
14 | 616c7a8a5 |
15 | 37b2b508e |
hex | 2192961d1 |
9012077009 has 16 divisors (see below), whose sum is σ = 10299214800. Its totient is φ = 7811973120.
The previous prime is 9012076973. The next prime is 9012077023. The reversal of 9012077009 is 9007702109.
It can be written as a sum of positive squares in 8 ways, for example, as 58186384 + 8953890625 = 7628^2 + 94625^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-9012077009 is a prime.
It is a super-2 number, since 2×90120770092 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 9012077009.
It is not an unprimeable number, because it can be changed into a prime (9012077069) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53819 + ... + 144639.
It is an arithmetic number, because the mean of its divisors is an integer number (643700925).
Almost surely, 29012077009 is an apocalyptic number.
It is an amenable number.
9012077009 is a deficient number, since it is larger than the sum of its proper divisors (1287137791).
9012077009 is a wasteful number, since it uses less digits than its factorization.
9012077009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91300.
The product of its (nonzero) digits is 7938, while the sum is 35.
The square root of 9012077009 is about 94931.9598923355. The cubic root of 9012077009 is about 2081.0138216740.
The spelling of 9012077009 in words is "nine billion, twelve million, seventy-seven thousand, nine".
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