Base | Representation |
---|---|
bin | 10111001010011010… |
… | …000111110101100001 |
3 | 2101012021120112210122 |
4 | 113022122013311201 |
5 | 401413343310303 |
6 | 15231521010025 |
7 | 1540214210555 |
oct | 271232076541 |
9 | 71167515718 |
10 | 24870681953 |
11 | a602940507 |
12 | 49a1183915 |
13 | 24647c9270 |
14 | 12bd123865 |
15 | 9a867ae38 |
hex | 5ca687d61 |
24870681953 has 16 divisors (see below), whose sum is σ = 27830971392. Its totient is φ = 22069800000.
The previous prime is 24870681919. The next prime is 24870681971. The reversal of 24870681953 is 35918607842.
It is a cyclic number.
It is not a de Polignac number, because 24870681953 - 28 = 24870681697 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 24870681895 and 24870681904.
It is not an unprimeable number, because it can be changed into a prime (24870681553) 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, 143498 + ... + 265203.
It is an arithmetic number, because the mean of its divisors is an integer number (1739435712).
It is a 1-persistent number, because it is pandigital, but 2⋅24870681953 = 49741363906 is not.
Almost surely, 224870681953 is an apocalyptic number.
It is an amenable number.
24870681953 is a deficient number, since it is larger than the sum of its proper divisors (2960289439).
24870681953 is a wasteful number, since it uses less digits than its factorization.
24870681953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 408896.
The product of its (nonzero) digits is 2903040, while the sum is 53.
The spelling of 24870681953 in words is "twenty-four billion, eight hundred seventy million, six hundred eighty-one thousand, nine hundred fifty-three".
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