Base | Representation |
---|---|
bin | 111101000110100… |
… | …100000000011010 |
3 | 2122102222000201010 |
4 | 331012210000122 |
5 | 4044413134042 |
6 | 245420034350 |
7 | 34255315503 |
oct | 7506440032 |
9 | 2572860633 |
10 | 1025130522 |
11 | 486728809 |
12 | 2473929b6 |
13 | 1344c8910 |
14 | 9a20dbaa |
15 | 5eee759c |
hex | 3d1a401a |
1025130522 has 32 divisors (see below), whose sum is σ = 2324185920. Its totient is φ = 298823040.
The previous prime is 1025130521. The next prime is 1025130551. The reversal of 1025130522 is 2250315201.
It is not an unprimeable number, because it can be changed into a prime (1025130521) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344379 + ... + 347342.
It is an arithmetic number, because the mean of its divisors is an integer number (72630810).
Almost surely, 21025130522 is an apocalyptic number.
1025130522 is an abundant number, since it is smaller than the sum of its proper divisors (1299055398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1025130522 is a wasteful number, since it uses less digits than its factorization.
1025130522 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 691758.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 1025130522 is about 32017.6595334512. The cubic root of 1025130522 is about 1008.3076327822.
Adding to 1025130522 its reverse (2250315201), we get a palindrome (3275445723).
The spelling of 1025130522 in words is "one billion, twenty-five million, one hundred thirty thousand, five hundred twenty-two".
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