Base | Representation |
---|---|
bin | 1001011000110111… |
… | …0110011001011111 |
3 | 20111122020002102110 |
4 | 2112031312121133 |
5 | 20130133304322 |
6 | 1054024525103 |
7 | 116311313010 |
oct | 22615663137 |
9 | 6448202373 |
10 | 2520213087 |
11 | 108365a437 |
12 | 5a4020793 |
13 | 312188862 |
14 | 19c9d3007 |
15 | eb3bec0c |
hex | 9637665f |
2520213087 has 16 divisors (see below), whose sum is σ = 3852604160. Its totient is φ = 1435516992.
The previous prime is 2520213077. The next prime is 2520213097. The reversal of 2520213087 is 7803120252.
It is an interprime number because it is at equal distance from previous prime (2520213077) and next prime (2520213097).
It is not a de Polignac number, because 2520213087 - 26 = 2520213023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2520213037) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 185137 + ... + 198282.
It is an arithmetic number, because the mean of its divisors is an integer number (240787760).
Almost surely, 22520213087 is an apocalyptic number.
2520213087 is a deficient number, since it is larger than the sum of its proper divisors (1332391073).
2520213087 is a wasteful number, since it uses less digits than its factorization.
2520213087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 383742.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 2520213087 is about 50201.7239445021. The cubic root of 2520213087 is about 1360.8567782889.
The spelling of 2520213087 in words is "two billion, five hundred twenty million, two hundred thirteen thousand, eighty-seven".
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