Search a number
-
+
1402030 = 25720029
BaseRepresentation
bin101010110010010101110
32122020020001
411112102232
5324331110
650014514
714626360
oct5262256
92566201
101402030
11878403
1257743a
133a1206
14286d30
151ca63a
hex1564ae

1402030 has 16 divisors (see below), whose sum is σ = 2884320. Its totient is φ = 480672.

The previous prime is 1402019. The next prime is 1402031. The reversal of 1402030 is 302041.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1401998 and 1402016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9945 + ... + 10084.

It is an arithmetic number, because the mean of its divisors is an integer number (180270).

21402030 is an apocalyptic number.

1402030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1402030 is an abundant number, since it is smaller than the sum of its proper divisors (1482290).

1402030 is a wasteful number, since it uses less digits than its factorization.

1402030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20043.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1402030 is about 1184.0734774498. The cubic root of 1402030 is about 111.9229380609.

Adding to 1402030 its reverse (302041), we get a palindrome (1704071).

The spelling of 1402030 in words is "one million, four hundred two thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 20029 40058 100145 140203 200290 280406 701015 1402030