Base | Representation |
---|---|
bin | 101001110010100… |
… | …0101011010010100 |
3 | 10121201112200112000 |
4 | 1103211011122110 |
5 | 10332432333140 |
6 | 351050355300 |
7 | 46514522223 |
oct | 12345053224 |
9 | 3551480460 |
10 | 1402230420 |
11 | 65a582518 |
12 | 33172bb30 |
13 | 19467ca56 |
14 | d4332cba |
15 | 83185a30 |
hex | 53945694 |
1402230420 has 96 divisors (see below), whose sum is σ = 4552208640. Its totient is φ = 357667200.
The previous prime is 1402230413. The next prime is 1402230451. The reversal of 1402230420 is 240322041.
1402230420 is a `hidden beast` number, since 14 + 0 + 2 + 230 + 420 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 1402230393 and 1402230402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44031 + ... + 68870.
It is an arithmetic number, because the mean of its divisors is an integer number (47418840).
Almost surely, 21402230420 is an apocalyptic number.
1402230420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1402230420 is an abundant number, since it is smaller than the sum of its proper divisors (3149978220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1402230420 is a wasteful number, since it uses less digits than its factorization.
1402230420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112942 (or 112934 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 1402230420 is about 37446.3672470375. The cubic root of 1402230420 is about 1119.2827092977.
Adding to 1402230420 its reverse (240322041), we get a palindrome (1642552461).
The spelling of 1402230420 in words is "one billion, four hundred two million, two hundred thirty thousand, four hundred twenty".
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