Base | Representation |
---|---|
bin | 1001001000001010… |
… | …0010101101010000 |
3 | 20022202101000012100 |
4 | 2102002202231100 |
5 | 20004213434414 |
6 | 1043043000400 |
7 | 114500563155 |
oct | 22202425520 |
9 | 6282330170 |
10 | 2450139984 |
11 | 1048049486 |
12 | 584669100 |
13 | 3007c2996 |
14 | 19359222c |
15 | e517c609 |
hex | 920a2b50 |
2450139984 has 120 divisors (see below), whose sum is σ = 7243876640. Its totient is φ = 770943744.
The previous prime is 2450139983. The next prime is 2450140009. The reversal of 2450139984 is 4899310542.
2450139984 is a `hidden beast` number, since 24 + 501 + 39 + 98 + 4 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2450139983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 838494 + ... + 841410.
Almost surely, 22450139984 is an apocalyptic number.
2450139984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2450139984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3621938320).
2450139984 is an abundant number, since it is smaller than the sum of its proper divisors (4793736656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2450139984 is a wasteful number, since it uses less digits than its factorization.
2450139984 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3257 (or 3248 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 45.
The square root of 2450139984 is about 49498.8887147984. Note that the first 3 decimals coincide. The cubic root of 2450139984 is about 1348.1254245548.
The spelling of 2450139984 in words is "two billion, four hundred fifty million, one hundred thirty-nine thousand, nine hundred eighty-four".
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