Base | Representation |
---|---|
bin | 101001110010111… |
… | …0011101100111110 |
3 | 10121201220022121121 |
4 | 1103211303230332 |
5 | 10333004420110 |
6 | 351054421154 |
7 | 46516242064 |
oct | 12345635476 |
9 | 3551808547 |
10 | 1402420030 |
11 | 65a6a1a20 |
12 | 3318017ba |
13 | 19471814b |
14 | d4382034 |
15 | 831c1cda |
hex | 53973b3e |
1402420030 has 16 divisors (see below), whose sum is σ = 2753843184. Its totient is φ = 509970880.
The previous prime is 1402420007. The next prime is 1402420057. The reversal of 1402420030 is 300242041.
It is a junction number, because it is equal to n+sod(n) for n = 1402419986 and 1402420013.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6374527 + ... + 6374746.
It is an arithmetic number, because the mean of its divisors is an integer number (172115199).
Almost surely, 21402420030 is an apocalyptic number.
1402420030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1402420030 is a deficient number, since it is larger than the sum of its proper divisors (1351423154).
1402420030 is a wasteful number, since it uses less digits than its factorization.
1402420030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12749291.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 1402420030 is about 37448.8989157225. The cubic root of 1402420030 is about 1119.3331569337. Note that the first 3 decimals are identical.
Adding to 1402420030 its reverse (300242041), we get a palindrome (1702662071).
The spelling of 1402420030 in words is "one billion, four hundred two million, four hundred twenty thousand, thirty".
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