Base | Representation |
---|---|
bin | 1001010100100111… |
… | …1111001000000000 |
3 | 20110101202021001211 |
4 | 2111021333020000 |
5 | 20111110014130 |
6 | 1052151335504 |
7 | 116004146665 |
oct | 22511771000 |
9 | 6411667054 |
10 | 2502423040 |
11 | 1074609517 |
12 | 59a081594 |
13 | 30b59a2c0 |
14 | 19a4c1a6c |
15 | e9a58a2a |
hex | 9527f200 |
2502423040 has 80 divisors (see below), whose sum is σ = 6461570808. Its totient is φ = 923959296.
The previous prime is 2502423019. The next prime is 2502423071. The reversal of 2502423040 is 403242052.
It can be written as a sum of positive squares in 4 ways, for example, as 1446433024 + 1055990016 = 38032^2 + 32496^2 .
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×25024230402 = 12524242142245683200, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4317 + ... + 70876.
Almost surely, 22502423040 is an apocalyptic number.
2502423040 is a gapful number since it is divisible by the number (20) 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 2502423040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3230785404).
2502423040 is an abundant number, since it is smaller than the sum of its proper divisors (3959147768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2502423040 is an equidigital number, since it uses as much as digits as its factorization.
2502423040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75229 (or 75213 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 22.
The square root of 2502423040 is about 50024.2245317206. The cubic root of 2502423040 is about 1357.6471428784.
Adding to 2502423040 its reverse (403242052), we get a palindrome (2905665092).
The spelling of 2502423040 in words is "two billion, five hundred two million, four hundred twenty-three thousand, forty".
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