Base | Representation |
---|---|
bin | 11011111100001010… |
… | …10011001100010010 |
3 | 1102201101120011001210 |
4 | 31332011103030102 |
5 | 221210024023214 |
6 | 10520242440550 |
7 | 1040501525043 |
oct | 157605231422 |
9 | 42641504053 |
10 | 15000220434 |
11 | 63a82626a1 |
12 | 2aa7663156 |
13 | 15508c54a4 |
14 | a242808ca |
15 | 5cbd59b59 |
hex | 37e153312 |
15000220434 has 64 divisors (see below), whose sum is σ = 32036976000. Its totient is φ = 4668710400.
The previous prime is 15000220427. The next prime is 15000220441. The reversal of 15000220434 is 43402200051.
15000220434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (15000220427) and next prime (15000220441).
It is a super-2 number, since 2×150002204342 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 15000220434.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 2633862 + ... + 2639550.
It is an arithmetic number, because the mean of its divisors is an integer number (500577750).
Almost surely, 215000220434 is an apocalyptic number.
15000220434 is an abundant number, since it is smaller than the sum of its proper divisors (17036755566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15000220434 is a wasteful number, since it uses less digits than its factorization.
15000220434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6043.
The product of its (nonzero) digits is 960, while the sum is 21.
Adding to 15000220434 its reverse (43402200051), we get a palindrome (58402420485).
The spelling of 15000220434 in words is "fifteen billion, two hundred twenty thousand, four hundred thirty-four".
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