Base | Representation |
---|---|
bin | 1000100110011110… |
… | …1111111100111100 |
3 | 12221220121012110201 |
4 | 2021213233330330 |
5 | 14212034223440 |
6 | 1021035413244 |
7 | 111134212600 |
oct | 21147577474 |
9 | 5856535421 |
10 | 2308898620 |
11 | a85349786 |
12 | 5452b4224 |
13 | 2aa46c602 |
14 | 17c907500 |
15 | d7a7d19a |
hex | 899eff3c |
2308898620 has 72 divisors (see below), whose sum is σ = 5937215760. Its totient is φ = 749952000.
The previous prime is 2308898593. The next prime is 2308898621. The reversal of 2308898620 is 268988032.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2308898621) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43381 + ... + 80620.
It is an arithmetic number, because the mean of its divisors is an integer number (82461330).
Almost surely, 22308898620 is an apocalyptic number.
2308898620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2308898620 is an abundant number, since it is smaller than the sum of its proper divisors (3628317140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2308898620 is a wasteful number, since it uses less digits than its factorization.
2308898620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 124043 (or 124034 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 46.
The square root of 2308898620 is about 48051.0001977066. Note that the first 3 decimals coincide. The cubic root of 2308898620 is about 1321.7062836457.
The spelling of 2308898620 in words is "two billion, three hundred eight million, eight hundred ninety-eight thousand, six hundred twenty".
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