Base | Representation |
---|---|
bin | 1001000001001010… |
… | …1100011101001110 |
3 | 20020201012101110020 |
4 | 2100102230131032 |
5 | 14424212213130 |
6 | 1040114323010 |
7 | 113663425434 |
oct | 22022543516 |
9 | 6221171406 |
10 | 2420819790 |
11 | 1032542814 |
12 | 576889466 |
13 | 2c76c825c |
14 | 18d71cd54 |
15 | e27d9e10 |
hex | 904ac74e |
2420819790 has 32 divisors (see below), whose sum is σ = 5811526656. Its totient is φ = 645378720.
The previous prime is 2420819783. The next prime is 2420819833. The reversal of 2420819790 is 979180242.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135055 + ... + 151925.
It is an arithmetic number, because the mean of its divisors is an integer number (181610208).
Almost surely, 22420819790 is an apocalyptic number.
2420819790 is an abundant number, since it is smaller than the sum of its proper divisors (3390706866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2420819790 is a wasteful number, since it uses less digits than its factorization.
2420819790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21664.
The product of its (nonzero) digits is 72576, while the sum is 42.
The square root of 2420819790 is about 49201.8271002206. The cubic root of 2420819790 is about 1342.7262736344.
The spelling of 2420819790 in words is "two billion, four hundred twenty million, eight hundred nineteen thousand, seven hundred ninety".
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