Base | Representation |
---|---|
bin | 111100010111000… |
… | …1000111001011110 |
3 | 12020011001222222000 |
4 | 1320232020321132 |
5 | 13121443022430 |
6 | 532550303130 |
7 | 101122166352 |
oct | 17056107136 |
9 | 5204058860 |
10 | 2025360990 |
11 | 94a299764 |
12 | 486357aa6 |
13 | 2637b6973 |
14 | 152dbb462 |
15 | bcc21e60 |
hex | 78b88e5e |
2025360990 has 64 divisors (see below), whose sum is σ = 5404907520. Its totient is φ = 539701920.
The previous prime is 2025360971. The next prime is 2025360991. The reversal of 2025360990 is 990635202.
2025360990 is a `hidden beast` number, since 20 + 25 + 3 + 609 + 9 + 0 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2025360991) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 730587 + ... + 733353.
It is an arithmetic number, because the mean of its divisors is an integer number (84451680).
Almost surely, 22025360990 is an apocalyptic number.
2025360990 is an abundant number, since it is smaller than the sum of its proper divisors (3379546530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2025360990 is a wasteful number, since it uses less digits than its factorization.
2025360990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5494 (or 5488 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 36.
The square root of 2025360990 is about 45004.0108212590. The cubic root of 2025360990 is about 1265.2241714507.
The spelling of 2025360990 in words is "two billion, twenty-five million, three hundred sixty thousand, nine hundred ninety".
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