Base | Representation |
---|---|
bin | 101010110111000… |
… | …0111000000101100 |
3 | 10201020010121212202 |
4 | 1111232013000230 |
5 | 10421131310300 |
6 | 354412321032 |
7 | 50432036120 |
oct | 12556070054 |
9 | 3636117782 |
10 | 1438150700 |
11 | 6788869a8 |
12 | 341773178 |
13 | 19bc4865c |
14 | d9003580 |
15 | 863cdad5 |
hex | 55b8702c |
1438150700 has 108 divisors (see below), whose sum is σ = 3789288720. Its totient is φ = 464010240.
The previous prime is 1438150699. The next prime is 1438150709. The reversal of 1438150700 is 70518341.
It is not an unprimeable number, because it can be changed into a prime (1438150709) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 198746 + ... + 205854.
Almost surely, 21438150700 is an apocalyptic number.
1438150700 is a gapful number since it is divisible by the number (10) 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 1438150700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1894644360).
1438150700 is an abundant number, since it is smaller than the sum of its proper divisors (2351138020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1438150700 is a wasteful number, since it uses less digits than its factorization.
1438150700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7164 (or 7140 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 29.
The square root of 1438150700 is about 37922.9574268674. The cubic root of 1438150700 is about 1128.7596225940.
The spelling of 1438150700 in words is "one billion, four hundred thirty-eight million, one hundred fifty thousand, seven hundred".
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