Base | Representation |
---|---|
bin | 100010001110101… |
… | …0111111010101110 |
3 | 2222001012102112122 |
4 | 1010131113322232 |
5 | 4323012111310 |
6 | 305545232542 |
7 | 40314343460 |
oct | 10435277256 |
9 | 2861172478 |
10 | 1148550830 |
11 | 53a366269 |
12 | 280792752 |
13 | 153c4c59b |
14 | ac77a130 |
15 | 6ac76555 |
hex | 44757eae |
1148550830 has 16 divisors (see below), whose sum is σ = 2362733280. Its totient is φ = 393788832.
The previous prime is 1148550803. The next prime is 1148550833. The reversal of 1148550830 is 380558411.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1148550833) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8203865 + ... + 8204004.
It is an arithmetic number, because the mean of its divisors is an integer number (147670830).
Almost surely, 21148550830 is an apocalyptic number.
1148550830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1148550830 is an abundant number, since it is smaller than the sum of its proper divisors (1214182450).
1148550830 is a wasteful number, since it uses less digits than its factorization.
1148550830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16407883.
The product of its (nonzero) digits is 19200, while the sum is 35.
The square root of 1148550830 is about 33890.2763340755. The cubic root of 1148550830 is about 1047.2492869487.
The spelling of 1148550830 in words is "one billion, one hundred forty-eight million, five hundred fifty thousand, eight hundred thirty".
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