Base | Representation |
---|---|
bin | 100100110000110… |
… | …111101001011100 |
3 | 1120222121012200001 |
4 | 210300313221130 |
5 | 2230344244440 |
6 | 141111544044 |
7 | 21166430245 |
oct | 4460675134 |
9 | 1528535601 |
10 | 616790620 |
11 | 297186a16 |
12 | 15268b024 |
13 | 9aa27284 |
14 | 5bcb7ccc |
15 | 39237b9a |
hex | 24c37a5c |
616790620 has 24 divisors (see below), whose sum is σ = 1298606400. Its totient is φ = 246078912.
The previous prime is 616790611. The next prime is 616790621. The reversal of 616790620 is 26097616.
616790620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 616790620.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (616790621) 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, 31860 + ... + 47419.
It is an arithmetic number, because the mean of its divisors is an integer number (54108600).
Almost surely, 2616790620 is an apocalyptic number.
It is an amenable number.
616790620 is an abundant number, since it is smaller than the sum of its proper divisors (681815780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
616790620 is a wasteful number, since it uses less digits than its factorization.
616790620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 79677 (or 79675 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 37.
The square root of 616790620 is about 24835.2696784231. The cubic root of 616790620 is about 851.2280380855.
The spelling of 616790620 in words is "six hundred sixteen million, seven hundred ninety thousand, six hundred twenty".
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