Base | Representation |
---|---|
bin | 100111011111110000… |
… | …000011100110010000 |
3 | 11001110112022020101111 |
4 | 213133300003212100 |
5 | 1143323101404410 |
6 | 31252055543104 |
7 | 3030632225530 |
oct | 473760034620 |
9 | 131415266344 |
10 | 42408622480 |
11 | 16a9261a834 |
12 | 827668aa94 |
13 | 3ccb099a73 |
14 | 20a44334c0 |
15 | 11831b2b8a |
hex | 9dfc03990 |
42408622480 has 120 divisors (see below), whose sum is σ = 116439529536. Its totient is φ = 14070885120.
The previous prime is 42408622471. The next prime is 42408622483. The reversal of 42408622480 is 8422680424.
It is a super-2 number, since 2×424086224802 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is not an unprimeable number, because it can be changed into a prime (42408622483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 498759 + ... + 577561.
Almost surely, 242408622480 is an apocalyptic number.
42408622480 is a gapful number since it is divisible by the number (40) 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 42408622480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58219764768).
42408622480 is an abundant number, since it is smaller than the sum of its proper divisors (74030907056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42408622480 is a wasteful number, since it uses less digits than its factorization.
42408622480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78885 (or 78848 counting only the distinct ones).
The product of its (nonzero) digits is 196608, while the sum is 40.
The spelling of 42408622480 in words is "forty-two billion, four hundred eight million, six hundred twenty-two thousand, four hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •