Base | Representation |
---|---|
bin | 101010010101001… |
… | …1111001100011000 |
3 | 10122222210000100211 |
4 | 1110222133030120 |
5 | 10402112031320 |
6 | 352540340504 |
7 | 50125255504 |
oct | 12452371430 |
9 | 3588700324 |
10 | 1420423960 |
11 | 6698795aa |
12 | 337844734 |
13 | 19837cb67 |
14 | d690b304 |
15 | 84a7b55a |
hex | 54a9f318 |
1420423960 has 16 divisors (see below), whose sum is σ = 3195954000. Its totient is φ = 568169568.
The previous prime is 1420423951. The next prime is 1420423987. The reversal of 1420423960 is 693240241.
It is a happy number.
It is a super-2 number, since 2×14204239602 = 4035208452284163200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17755260 + ... + 17755339.
It is an arithmetic number, because the mean of its divisors is an integer number (199747125).
Almost surely, 21420423960 is an apocalyptic number.
1420423960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1420423960 is an abundant number, since it is smaller than the sum of its proper divisors (1775530040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420423960 is a wasteful number, since it uses less digits than its factorization.
1420423960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35510610 (or 35510606 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 1420423960 is about 37688.5123081291. The cubic root of 1420423960 is about 1124.1027143209.
The spelling of 1420423960 in words is "one billion, four hundred twenty million, four hundred twenty-three thousand, nine hundred sixty".
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