Base | Representation |
---|---|
bin | 1010111000010111… |
… | …0001000100010100 |
3 | 21112112220100001100 |
4 | 2232011301010110 |
5 | 21440202403114 |
6 | 1201453430100 |
7 | 132243641130 |
oct | 25605610424 |
9 | 7475810040 |
10 | 2920747284 |
11 | 126975a734 |
12 | 69619b330 |
13 | 377156340 |
14 | 1d9c963c0 |
15 | 12163b909 |
hex | ae171114 |
2920747284 has 72 divisors (see below), whose sum is σ = 9086779520. Its totient is φ = 770306112.
The previous prime is 2920747231. The next prime is 2920747303. The reversal of 2920747284 is 4827470292.
It is a congruent number.
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 23 ways as a sum of consecutive naturals, for example, 442504 + ... + 449055.
Almost surely, 22920747284 is an apocalyptic number.
It is an amenable number.
2920747284 is an abundant number, since it is smaller than the sum of its proper divisors (6166032236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2920747284 is a wasteful number, since it uses less digits than its factorization.
2920747284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 891589 (or 891584 counting only the distinct ones).
The product of its (nonzero) digits is 451584, while the sum is 45.
The square root of 2920747284 is about 54043.9384575181. The cubic root of 2920747284 is about 1429.4358189759.
The spelling of 2920747284 in words is "two billion, nine hundred twenty million, seven hundred forty-seven thousand, two hundred eighty-four".
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