Base | Representation |
---|---|
bin | 100010010010011… |
… | …0011110010010101 |
3 | 2222011212110021201 |
4 | 1010210303302111 |
5 | 4324011444424 |
6 | 310055112501 |
7 | 40340042242 |
oct | 10444636225 |
9 | 2864773251 |
10 | 1150499989 |
11 | 540477741 |
12 | 281372731 |
13 | 154482832 |
14 | acb265c9 |
15 | 6b00dd44 |
hex | 44933c95 |
1150499989 has 16 divisors (see below), whose sum is σ = 1238688000. Its totient is φ = 1065355200.
The previous prime is 1150499983. The next prime is 1150500023. The reversal of 1150499989 is 9899940511.
It is a cyclic number.
It is not a de Polignac number, because 1150499989 - 211 = 1150497941 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1150499983) 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, 147807 + ... + 155395.
It is an arithmetic number, because the mean of its divisors is an integer number (77418000).
Almost surely, 21150499989 is an apocalyptic number.
1150499989 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
1150499989 is a deficient number, since it is larger than the sum of its proper divisors (88188011).
1150499989 is a wasteful number, since it uses less digits than its factorization.
1150499989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7788.
The product of its (nonzero) digits is 1049760, while the sum is 55.
The square root of 1150499989 is about 33919.0210501424. The cubic root of 1150499989 is about 1047.8413668975.
The spelling of 1150499989 in words is "one billion, one hundred fifty million, four hundred ninety-nine thousand, nine hundred eighty-nine".
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