Base | Representation |
---|---|
bin | 10111010000111111… |
… | …111111010111110100 |
3 | 2101110222200002220020 |
4 | 113100333333113310 |
5 | 402130201201202 |
6 | 15250511205140 |
7 | 1543026210642 |
oct | 272077772764 |
9 | 71428602806 |
10 | 24981272052 |
11 | a65a305490 |
12 | 4a122167b0 |
13 | 24816aa0a9 |
14 | 12cdab0192 |
15 | 9b32235bc |
hex | 5d0fff5f4 |
24981272052 has 48 divisors (see below), whose sum is σ = 64151462592. Its totient is φ = 7503086080.
The previous prime is 24981272033. The next prime is 24981272053. The reversal of 24981272052 is 25027218942.
It is a junction number, because it is equal to n+sod(n) for n = 24981271995 and 24981272013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24981272053) 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, 822483 + ... + 852314.
It is an arithmetic number, because the mean of its divisors is an integer number (1336488804).
Almost surely, 224981272052 is an apocalyptic number.
24981272052 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
24981272052 is an abundant number, since it is smaller than the sum of its proper divisors (39170190540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24981272052 is a wasteful number, since it uses less digits than its factorization.
24981272052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1674928 (or 1674926 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 42.
The spelling of 24981272052 in words is "twenty-four billion, nine hundred eighty-one million, two hundred seventy-two thousand, fifty-two".
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