Base | Representation |
---|---|
bin | 10010000011010001010… |
… | …11001000111110011101 |
3 | 2012021220222212012002010 |
4 | 21001220223020332131 |
5 | 40130213221230140 |
6 | 1152532544021433 |
7 | 62544625112043 |
oct | 11015053107635 |
9 | 2167828765063 |
10 | 620231430045 |
11 | 21a047522417 |
12 | a0256301879 |
13 | 466452752a6 |
14 | 2203b1b0393 |
15 | 112010a0880 |
hex | 9068ac8f9d |
620231430045 has 32 divisors (see below), whose sum is σ = 1035590112000. Its totient is φ = 316385524224.
The previous prime is 620231430029. The next prime is 620231430067. The reversal of 620231430045 is 540034132026.
It is not a de Polignac number, because 620231430045 - 24 = 620231430029 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 620231429994 and 620231430021.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5529681 + ... + 5640729.
It is an arithmetic number, because the mean of its divisors is an integer number (32362191000).
Almost surely, 2620231430045 is an apocalyptic number.
It is an amenable number.
620231430045 is a deficient number, since it is larger than the sum of its proper divisors (415358681955).
620231430045 is a wasteful number, since it uses less digits than its factorization.
620231430045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127269.
The product of its (nonzero) digits is 17280, while the sum is 30.
The spelling of 620231430045 in words is "six hundred twenty billion, two hundred thirty-one million, four hundred thirty thousand, forty-five".
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