Base | Representation |
---|---|
bin | 10001000010110000… |
… | …11100100110000100 |
3 | 212121200022201101200 |
4 | 20201120130212010 |
5 | 122214344210200 |
6 | 4111540022500 |
7 | 442513433322 |
oct | 104130344604 |
9 | 25550281350 |
10 | 9149991300 |
11 | 3975a2798a |
12 | 1934391a30 |
13 | b2a878248 |
14 | 62b2dad12 |
15 | 388458800 |
hex | 22161c984 |
9149991300 has 54 divisors (see below), whose sum is σ = 28680142218. Its totient is φ = 2439997440.
The previous prime is 9149991283. The next prime is 9149991337. The reversal of 9149991300 is 31999419.
It can be written as a sum of positive squares in 3 ways, for example, as 13307904 + 9136683396 = 3648^2 + 95586^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5082429 + ... + 5084228.
Almost surely, 29149991300 is an apocalyptic number.
9149991300 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
9149991300 is an abundant number, since it is smaller than the sum of its proper divisors (19530150918).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9149991300 is a wasteful number, since it uses less digits than its factorization.
9149991300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10166677 (or 10166667 counting only the distinct ones).
The product of its (nonzero) digits is 78732, while the sum is 45.
The square root of 9149991300 is about 95655.5868729057. The cubic root of 9149991300 is about 2091.5755691892.
The spelling of 9149991300 in words is "nine billion, one hundred forty-nine million, nine hundred ninety-one thousand, three hundred".
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