Base | Representation |
---|---|
bin | 1001011011011011… |
… | …1101001010001110 |
3 | 20112101111112202201 |
4 | 2112312331022032 |
5 | 20140413114221 |
6 | 1055051512114 |
7 | 116502022522 |
oct | 22666751216 |
9 | 6471445681 |
10 | 2530988686 |
11 | 108974a296 |
12 | 5a775863a |
13 | 31448c455 |
14 | 1a01d9d82 |
15 | ec2ec891 |
hex | 96dbd28e |
2530988686 has 8 divisors (see below), whose sum is σ = 3884773464. Its totient is φ = 1236064200.
The previous prime is 2530988657. The next prime is 2530988687. The reversal of 2530988686 is 6868890352.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2530988687) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14714965 + ... + 14715136.
It is an arithmetic number, because the mean of its divisors is an integer number (485596683).
Almost surely, 22530988686 is an apocalyptic number.
2530988686 is a deficient number, since it is larger than the sum of its proper divisors (1353784778).
2530988686 is a wasteful number, since it uses less digits than its factorization.
2530988686 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29430146.
The product of its (nonzero) digits is 4976640, while the sum is 55.
The square root of 2530988686 is about 50308.9324673064. The cubic root of 2530988686 is about 1362.7935453262.
The spelling of 2530988686 in words is "two billion, five hundred thirty million, nine hundred eighty-eight thousand, six hundred eighty-six".
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