Base | Representation |
---|---|
bin | 100100101000000… |
… | …101111110100100 |
3 | 1120211021022211122 |
4 | 210220011332210 |
5 | 2224302140040 |
6 | 140550353112 |
7 | 21141036044 |
oct | 4450057644 |
9 | 1524238748 |
10 | 614490020 |
11 | 2959554a1 |
12 | 15195b798 |
13 | 9a400081 |
14 | 5b879724 |
15 | 38e311b5 |
hex | 24a05fa4 |
614490020 has 24 divisors (see below), whose sum is σ = 1358347200. Its totient is φ = 232859232.
The previous prime is 614490013. The next prime is 614490047. The reversal of 614490020 is 20094416.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808160 + ... + 808919.
It is an arithmetic number, because the mean of its divisors is an integer number (56597800).
Almost surely, 2614490020 is an apocalyptic number.
It is an amenable number.
614490020 is an abundant number, since it is smaller than the sum of its proper divisors (743857180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
614490020 is a wasteful number, since it uses less digits than its factorization.
614490020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1617107 (or 1617105 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 614490020 is about 24788.9092135979. The cubic root of 614490020 is about 850.1683726433.
The spelling of 614490020 in words is "six hundred fourteen million, four hundred ninety thousand, twenty".
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