Base | Representation |
---|---|
bin | 10110111111100101… |
… | …010011010001001101 |
3 | 2100201121211100102100 |
4 | 112333211103101031 |
5 | 401030400003424 |
6 | 15201512145313 |
7 | 1532550400323 |
oct | 267745232115 |
9 | 70647740370 |
10 | 24689062989 |
11 | a51a372498 |
12 | 4950398239 |
13 | 2435ca9516 |
14 | 12a2d67d13 |
15 | 997752dc9 |
hex | 5bf95344d |
24689062989 has 6 divisors (see below), whose sum is σ = 35661979886. Its totient is φ = 16459375320.
The previous prime is 24689062987. The next prime is 24689063033. The reversal of 24689062989 is 98926098642.
24689062989 is a `hidden beast` number, since 2 + 468 + 90 + 6 + 2 + 9 + 89 = 666.
It can be written as a sum of positive squares in only one way, i.e., 24495380100 + 193682889 = 156510^2 + 13917^2 .
It is not a de Polignac number, because 24689062989 - 21 = 24689062987 is a prime.
It is a super-2 number, since 2×246890629892 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24689062987) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1371614602 + ... + 1371614619.
Almost surely, 224689062989 is an apocalyptic number.
It is an amenable number.
24689062989 is a deficient number, since it is larger than the sum of its proper divisors (10972916897).
24689062989 is a wasteful number, since it uses less digits than its factorization.
24689062989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2743229227 (or 2743229224 counting only the distinct ones).
The product of its (nonzero) digits is 26873856, while the sum is 63.
The spelling of 24689062989 in words is "twenty-four billion, six hundred eighty-nine million, sixty-two thousand, nine hundred eighty-nine".
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