Base | Representation |
---|---|
bin | 100100011111010… |
… | …100011100111000 |
3 | 1120122221110211000 |
4 | 210133110130320 |
5 | 2223210040013 |
6 | 140425205000 |
7 | 21112346343 |
oct | 4437243470 |
9 | 1518843730 |
10 | 612190008 |
11 | 294624461 |
12 | 151030760 |
13 | 99aa6211 |
14 | 5b43b45a |
15 | 38b29973 |
hex | 247d4738 |
612190008 has 32 divisors (see below), whose sum is σ = 1700528400. Its totient is φ = 204063264.
The previous prime is 612190003. The next prime is 612190037. The reversal of 612190008 is 800091216.
612190008 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (612190001) 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, 1416891 + ... + 1417322.
Almost surely, 2612190008 is an apocalyptic number.
It is an amenable number.
612190008 is an abundant number, since it is smaller than the sum of its proper divisors (1088338392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
612190008 is a wasteful number, since it uses less digits than its factorization.
612190008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2834228 (or 2834218 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 27.
The square root of 612190008 is about 24742.4737647633. The cubic root of 612190008 is about 849.1063308744.
The spelling of 612190008 in words is "six hundred twelve million, one hundred ninety thousand, eight".
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