Base | Representation |
---|---|
bin | 11010110101101… |
… | …101011000011010 |
3 | 1011101021221211010 |
4 | 122311231120122 |
5 | 1410233142010 |
6 | 112403114350 |
7 | 14105243316 |
oct | 3265553032 |
9 | 1141257733 |
10 | 450287130 |
11 | 2111a2427 |
12 | 1069729b6 |
13 | 7239a5b7 |
14 | 43b34b46 |
15 | 297e8620 |
hex | 1ad6d61a |
450287130 has 32 divisors (see below), whose sum is σ = 1084912704. Its totient is φ = 119607296.
The previous prime is 450287093. The next prime is 450287171. The reversal of 450287130 is 31782054.
It is a super-4 number, since 4×4502871304 (a number of 36 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21492 + ... + 36911.
It is an arithmetic number, because the mean of its divisors is an integer number (33903522).
Almost surely, 2450287130 is an apocalyptic number.
450287130 is an abundant number, since it is smaller than the sum of its proper divisors (634625574).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
450287130 is a wasteful number, since it uses less digits than its factorization.
450287130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58670.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 450287130 is about 21219.9700753795. The cubic root of 450287130 is about 766.4723832424.
The spelling of 450287130 in words is "four hundred fifty million, two hundred eighty-seven thousand, one hundred thirty".
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