Base | Representation |
---|---|
bin | 10111000011001101… |
… | …011011010101001100 |
3 | 2100212212022212112000 |
4 | 113003031123111030 |
5 | 401141434212140 |
6 | 15211524312300 |
7 | 1534216535661 |
oct | 270315332514 |
9 | 70785285460 |
10 | 24749913420 |
11 | a550754301 |
12 | 4968842690 |
13 | 24457935ab |
14 | 12ab087a68 |
15 | 99cc72a30 |
hex | 5c335b54c |
24749913420 has 96 divisors (see below), whose sum is σ = 81529156800. Its totient is φ = 6211740672.
The previous prime is 24749913337. The next prime is 24749913421. The reversal of 24749913420 is 2431994742.
24749913420 is a `hidden beast` number, since 2 + 4 + 7 + 499 + 134 + 20 = 666.
It is a super-2 number, since 2×247499134202 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (24749913421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1338855 + ... + 1357214.
It is an arithmetic number, because the mean of its divisors is an integer number (849262050).
Almost surely, 224749913420 is an apocalyptic number.
24749913420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
24749913420 is an abundant number, since it is smaller than the sum of its proper divisors (56779243380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24749913420 is a wasteful number, since it uses less digits than its factorization.
24749913420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2696104 (or 2696096 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 24749913420 in words is "twenty-four billion, seven hundred forty-nine million, nine hundred thirteen thousand, four hundred twenty".
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