Base | Representation |
---|---|
bin | 101010010101001… |
… | …1001111010101110 |
3 | 10122222201220201110 |
4 | 1110222121322232 |
5 | 10402110333400 |
6 | 352540052450 |
7 | 50125135503 |
oct | 12452317256 |
9 | 3588656643 |
10 | 1420402350 |
11 | 669864344 |
12 | 337834126 |
13 | 198373083 |
14 | d69034aa |
15 | 84a74e50 |
hex | 54a99eae |
1420402350 has 24 divisors (see below), whose sum is σ = 3522598200. Its totient is φ = 378773920.
The previous prime is 1420402337. The next prime is 1420402351. The reversal of 1420402350 is 532040241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1420402351) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 4734525 + ... + 4734824.
It is an arithmetic number, because the mean of its divisors is an integer number (146774925).
Almost surely, 21420402350 is an apocalyptic number.
1420402350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1420402350 is an abundant number, since it is smaller than the sum of its proper divisors (2102195850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420402350 is a wasteful number, since it uses less digits than its factorization.
1420402350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9469364 (or 9469359 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 1420402350 is about 37688.2256149052. The cubic root of 1420402350 is about 1124.0970136795.
Adding to 1420402350 its reverse (532040241), we get a palindrome (1952442591).
The spelling of 1420402350 in words is "one billion, four hundred twenty million, four hundred two thousand, three hundred fifty".
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