Base | Representation |
---|---|
bin | 10111000110001111… |
… | …11000110100001110 |
3 | 1012000012121010112011 |
4 | 23203013320310032 |
5 | 200344002232400 |
6 | 5410252131434 |
7 | 616202630110 |
oct | 134307706416 |
9 | 35005533464 |
10 | 12400430350 |
11 | 52937a0950 |
12 | 24a0a66b7a |
13 | 12280c6c69 |
14 | 858c953b0 |
15 | 4c89bb8ba |
hex | 2e31f8d0e |
12400430350 has 96 divisors (see below), whose sum is σ = 29185917696. Its totient is φ = 3807302400.
The previous prime is 12400430347. The next prime is 12400430407. The reversal of 12400430350 is 5303400421.
It is a super-2 number, since 2×124004303502 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 233914 + ... + 281986.
It is an arithmetic number, because the mean of its divisors is an integer number (304019976).
Almost surely, 212400430350 is an apocalyptic number.
12400430350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12400430350 is an abundant number, since it is smaller than the sum of its proper divisors (16785487346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12400430350 is a wasteful number, since it uses less digits than its factorization.
12400430350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48170 (or 48165 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
Adding to 12400430350 its reverse (5303400421), we get a palindrome (17703830771).
The spelling of 12400430350 in words is "twelve billion, four hundred million, four hundred thirty thousand, three hundred fifty".
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